• Koleva-Rekalova, E. 1992. Unconsolidated aragonite sediments of Sarmatian age in Northeastern Bulgaria. - C. R. Acad. bulg. Sci., 45, 9, 73-76.
• Koleva-Rekalova, E. 1994. Sarmatian aragonite sediments in Northeastern Bulgaria - origin and diagenesis. - Geologica Balc., 24, 5, 47-64.
• Koleva-Rekalova, E., Dobrev, N., Ivanov, P. 1996. Earthflows in the Baltchik landslide area, Northeastern Bulgaria. In: - Proc. of the 7th Intern. Symposium on landslides, June 17-21, 1996, Trondheim, Norway, A. A. Balkema, Brookfield, Rotterdam, 473-478.
• Koleva-Rekalova, E. 1997. Sedimentological characteristics of the Sarmatian rocks in the Balchik area, Northeastern Bulgaria. - Rev. Bulg. Geol. Society, 58, 1, 31-42 (in Bulgarian with English abstract).
• Koleva-Rekalova, E. 1997. Climate evolution during the Sarmarian of Northeastern Bulgaria (according to sedimentological data). - Geologica Balc., 27, 3/4, 79-82.
• Koleva-Rekalova, E. 1998. Formational conditions of the Sarmatian sedimentary rocks from the Balchik area, Northeastern Bulgaria. - Rev. Bulg. Geol. Society, 59, 1, 69-74 (in Bulgarian with English abstract).
• Koleva-Rekalova, E., Rekalov, K. 1998. Sarmatian stromatolites and thrombolites from the Odurtsi Formation (Northeastern Bulgaria). - C. R. Acad. bulg. Sci., 51, 1/2, 85-88.
• Koleva-Rekalova, E. 1998. Sarmatian aragonite sediments from Northwestern Bulgaria. - C. R. Acad. bulg. Sci., 51, 7/8, 49-51.
• Ivanov, D., Koleva-Rekalova, E. 1999. Palynological and sedimentological data about late Sarmatian palaeoclimatic changes in the Forecarpathian and Euxinian Basins (North Bulgaria). In: - Proc. of the 5th EPPC, Acta Palaeobotanica, Supplement 2, 307-313.
• Koleva-Rekalova, E., Dobrev, N., Ivanov, P., Bozhinova, A. 1999. Sedimentological and engineering geological investigations of the Sarmatian rocks from the Balchik landslide area. - Rev. Bulg. Geol. Society, 60, 1/3, 103-108 (in Bulgarian with English abstract).
• Koleva-Rekalova, E. 2000. Sarmatian (Bessarabian) carbonate tempestites from the Cape Kaliakra, Northeastern Bulgaria. - C. R. Acad. bulg. Sci., 53, 5, 71-74.
• Koleva-Rekalova, E. 2000. Sedimentological characteristics of the Sarmatian rocks from Nortwestern Bulgaria. - Rev. Bulg. Geol. Society, 61, 1/3, 95-100 (in Bulgarian with English abstract).
• Koleva-Rekalova, E. 2001. Burial dolomitization of some Upper Jurassic-Lower Cretaceous limestones (Glozhene Formation) in the Western Balkanides, Bulgaria. - C. R. Acad. bulg. Sci., 54, 10, 81-84.
• Koleva-Rekalova, E. 2001. Attempt for correlation of the Miocene (Sarmatian) aragonite sediments from North Bulgaria. - C. R. Acad. bulg. Sci., 54, 12, 67-72.
• Milakovska, Z., Koleva-Rekalova, E., Rekalov, K. 2001. A new occurrence of tephra layers in the Lower Sarmatian (Volhynian) clay deposits from NE Bulgaria. - Сп. Бълг. геол. д-во, 62, 1-3, 31-35.
• Koleva-Rekalova, E., Ivanova, D. 2002. Oncoids and cortoids in the Polaten Formation (Middle Jurassic), Southwest Bulgaria. - C. R. Acad. bulg. Sci., 55, 4, 75-81.
• Koleva-Rekalova, E., Darakchieva, S. 2002. The Bessarabian foraminiferal limestones of the Odurtsi Formation, Northeastern Bulgaria. - Geology and Mineral resources, 4, 31-33 (in Bulgarian with English abstract).
• Коleva-Rekalova, Е. 2002. Aragonite sediments: nomenclature and classification. - Сп. бълг. геол. д-во, 63, 1-3, 21-22.
• Koleva-Rekalova, E., Stoykova, K., Metodiev, L. 2002. Pressure dissolution fabrics of some Jurassic and Lower Cretaceous limestones of Western Bulgaria. - Geologica Balc., 32, 2-4, 131-134.
• Ivanova, D., Lakova, I., Pavlishina, P., Koleva-Rekalova, E. 2002. Joint biostratigraphy and lithofacies of Berriasian and Valanginian limestones from subsurface sections in NE Bulgaria. - Geologica Balc., 32, 2-4, 63-68.
• Metodiev, L., Koleva-Rekalova, E. 2003. Cathodoluminescence test of belemnite rostra - first condition for precise isotope and chemical analyses: an example from the Toarcian at the section near the village of Beledie Han (Western Balkan Mts), Bulgaria. - C. R. Acad. bulg. Sci., 56, 6, 61-66.
• Metodiev, L., Koleva-Rekalova, E. 2003. TOC-analysis of the Toarcian from the section at the village of Beledie Han (Western Balkan Mts, Bulgaria). - C. R. Acad. bulg. Sci., 56, 12, 79-84.
• Чумаченко, П., Колева-Рекалова, Е., Стойкова, К., Иванова, Д., Иванов, М. 2004. Друганската свита - нова литостратиграфска единица от Югозападна България. - Минно дело, 1, 39-44.
• Ivanova, D., Koleva-Rekalova, E. 2004. Agglutinated foraminifers in the framework of the Southwestern Bulgarian palaeoenvironmental evolution during the Upper Jurassic-Lower Cretaceous. - In: Bubik, M. and Kaminski, M. (eds), Proceedings of the 6th International Workshop on Agglutinated Foraminifera, Grzybowski Foundation Special Publication, 8, 217-227.
• Tchoumatchenco, P., Budurov, K., Ivanova, D., Koleva-Rekalova, E., Petrunova, L., Yaneva, M., Zagorchev, I. 2004. A new project on the problems of the Triassic/Jurassic boundary in Eastern Stara Planina Mts (Eastern Bulgaria). - ISJS News letter, 31, 30-32.
• Budurov, K., Ivanova, D., Koleva-Rekalova, E., Petrunova, L., Tchoumatchenco, P., Yaneva, M., Zagorchev, I. 2004. Triassic and Jurassic in East Stara Planina Mts. (Bulgaria) and the problems of their boundary. - In: Proceedings of Intern. Simp. on Earth system sciences, September 8-10, 2004, Istanbul, Turkey, 337-344.
• Tchoumachrnco, P., Yaneva, M., Budurov, K., Ivanova, D., Koleva-Rekalova, E., Petrunova, L., Zagorchev, I. 2004. Old Kimmerian tectonics of Triassic and Jurassic rocks from Louda Kamchia Eastern Stara Planina Mts. (Bulgaria). - In: Proceedings “Geology 2004”, Rev. Bulg. Geol. Society, 89-91.
• Yaneva, M., Budurov, K., Ivanova, D., Koleva-Rekalova, E., Petrunova, L., Tchoumachrnco, P., Zagorchev, I. 2004. Reinterpretation of depositional processes in the Sinivir Formation /Norian-Toarcian (p.p.)/ in Louda Kamchia Stara Planina Mts (Bulgaria). - In: Proceedings “Geology 2004”, Rev. Bulg. Geol. Society, 103-106.
• Budurov, K., Ivanova, D., Koleva-Rekalova, E., Petrunova, L., Tchoumatchenco, P., Yaneva, M., Zagorchev, I. 2004. The Triassic and Jurassic sediments in Eastern Stara Planina Mts. (Bulgaria) - an example of classification of geosites in sedimentary rocks. - In: Proceedings of Conf. “Geological heritage concept, conservation and protection policy in Central Europe”, Polish Geol. Inst. Spec. Papers, 13, 199-208.
• Metodiev, L., Ivanova, D., Koleva-Rekalova, E. 2005. Biostratigraphy of the Toarcian at the village of Beledie Han (Western Balkan Mts). - C. R. bulg. Sci., 58, 1, 39-46.
• Metodiev, L., Koleva-Rekalova, E. 2005. Preservational features of the Upper Pliensbachian-Lower Bajocian belemnite rostra from two clayey-limestone successions of the west Balkan Mts. (Bulgaria). Taphonomic and sedimentological evidence. - C. R. bulg. Sci., 58, 6, 705-710.
• Koleva-Rekalova, E., Metodiev, L. 2005. Preservational features of the Upper Pliensbachian-Lower Bajocian belemnite rostra from two clayey-limestone successions of the west Balkan Mts. (Bulgaria). Cathodoluminescence and geochemical tests. - C. R. bulg. Sci., 58, 7, 789-
• Tchoumatchenco, P., Yaneva, M., Koleva-Rekalova, E., Stoykova, K., Ivanova, D. 2005. Jurassic stratigraphy of the section Staro selo, Pernik district, southwestern Bulgaria. - Geologica Balc., 35, 1-2, 39-61.
• Koleva-Rekalova, E., Metodiev, L., Mladenova, V. 2006. Cyclic model of the Toarcian iron ooidal limestone succession at the Beledie Han section, Western Balkan Mts., Bulgaria. - C. R. bulg. Sci., 59, 1, 51-56.
• Koleva-Rekalova, E., Metodiev, L., Ivanova, D. 2006. Transgressive-regressive (T-R) cyclic model: an example from the Upper Pliensbachian-Toarcian succession near the village of Bleeder Han, Western Balkan Mountains, Bulgaria. - In: Proc. of XVIIIth Congress of the Carpathian-Balkan Geological Association, September 3-6, 2006, Belgrade, Serbia, 266-269.
• Metodiev, L., Koleva-Rekalova, E. 2006. Cathodoluminescence and geochemical studies of belemnite rostra from the Lower and Middle Jurassic in Bulgaria. - In: Proc. of XVIIIth Congress of the Carpathian-Balkan Geological Association, September 3-6, 2006, Belgrade, Serbia, 369-372.
• Tchoumatchenco, P., Zagorchev I., Yaneva M., Budurov K., Koleva-Rekalova, E. 2006. The Triassic and the Jurassic of east Stara planina (Bulgaria), Tulcea Zone (North Dobrogea, Romania), and South Crimea (Gorni Krim, Ukraine) - an essay of correlation. - C. R. bulg. Sci., 59, 12, 1265-1274.
• Koleva-Rekalova, E., Metodiev, L. 2007. Diagenetic evolution of the Toarcian iron-ooidal limestones and the Upper Pliensbachian - Lower Bajocian hemipelagic sediments. Evidence from two sections of Western Balkan Mts (Bulgaria) on the base of isotope (d13C and d18O) data. - C. R. bulg. Sci., 60, 10, 1085-1092.
• Ivanov, D., Bozukov, V., Koleva-Rekalova, E. 2007. Late Miocene flora from SE Bulgaria: vegetation, landscape and climate reconstruction. - Phytologia Balc., 13, 3, 153-164.
• Lakova, I., Tchoumatchenco, P., Ivanova, D., Koleva-Rekalova, E. 2007. Callovian to Lower Cretaceous pelagic carbonates of the Western Balkan: Integrated biostratigraphy and microfacies. - Geologica Balc., 36, 3-4; 81-89.
• Koleva-Rekalova, E., Metodiev, L., Ivanova, D. 2007. Documentation and correlation of the transgressive-regressive cycles from three Lower-Middle Jurassic sections from Western Balkan, Bulgaria. - Geologica Balc., 36, 3-4; 91-96.
• Metodiev, L., Koleva-Rekalova, E. 2008. Stable isotope records (d18O and d13C) of Lower-Middle Jurassic belemnites from the Western Balkan Mountains (Bulgaria): Palaeoenvironmental application. - Applied Geochemistry, 23, 2845-2856.
• Ivanova, D., Kolodziej, B., Koleva-Rekalova, E., Roniewicz, E. 2008. Oxfordian to Valanginian palaeoenvironmental evolution on the western Moesian carbonate platform: a case study from SW Bulgaria. - Ann. Soc. Geol. Pol., 78, 65-90.
• Dimitrov, I., Panayotova, M., Koleva-Rekalova, E., Anastasova, E. 2009. Initial geochemical and physicochemical studies of regions affected by calcretization in east Thracian Plane. - Annual of the University of mining and geology “St. I. Rilski”, 52, 1, Geology and Geophysics, 55-60, (in Bulgarian with English abstract).
• Petrovic, S., Koleva-Rekalova, E. 2009. Maeotian and Upper Sarmatian (Chersonian) laminated aragonite-clayey sediments: Examples from Eastern Serbia and Northwestern Bulgaria. - In: Proceedings of Geosciences 2009, S., Bulg. Geol. Soc., 71-72.
• Koleva-Rekalova, E., Dimitrov, I., Anastasova, E. 2010. Sedimentological sharacteristics of calcretes from SE Bulgaria. - Annual of the University of mining and geology “St. I. Rilski”, 53, 1, Geology and Geophysics, 80-86, (in Bulgarian with English abstract).
• Ivanova, D., Koleva-Rekalova, E., Lakova, I., Stoykova, K., Ivanov, M., Metodiev, L., Petrova, S., Tchoumatchenco, P., Rabrenovic, D., Radulovic, V., Malesevic, N. 2010. Integrated stratigraphy and correlation of the platform and basin Upper Jurassic-Lower Cretaceous sediments across the Bulgarian-Serbian border. - In: Proceedings of Geosciences 2010, S., Bulg. Geol. Soc., 74-75.

• Milakovska-Vergilova, Z., Koleva-Rekalova, E., Rekalov, K. 1998. Tephra layers in clay deposits of Early Sarmatian age from NE Bulgaria. In: - 15th Intern. Sedimentological Congress, April 12 17, 1988, Alicante, Spain, Abstracts, 554-555.
• Koleva-Rekalova, E. 1999. Laminated aragonite-clay sediments (varves) of Chersonian age from North Bulgaria. In: - Carpathian foredeep basin - its evolution and mineral resources, Intern. Conference, September 17-18, 1999, Krakow, Poland, Abstracts, 120-122.
• Koleva-Rekalova, E. 2000. Correlation of the Sarmatian aragonite sediments from Northeastern and Northwestern Bulgaria. In: - 3rd National Geophysical Conference and Geological Conference, 11 13 October, Book of abstracts, 129-130.
• Ivanova, D., Koleva-Rekalova, E. 2001. Agglutinated foraminifers in the framework of the Southwestern Bulgarian palaeoenvironmental evolution during the Upper Jurassic Lower Cretaceous. In: - Holcova, K. & Bubic, M. (Eds.), 6th International Workshop on Agglutinated Foraminifera, Prague, September 1-7, 2001, Czech Republic,Abstracts, Czech Geological Survey, Prague, 30-32.
• Koleva-Rekalova, E. 2002. Burial diagenesis of some Jurassic limestones (Western Bulgaria). In: - Annual scientific conference of the Bulgarian Geological Society "Modern problems of the Bulgarian Geology", Sofia, November 21-22, 2002, Abstract volume, 48-50.
• Metodiev, L., Koleva-Rekalova, E. 2005. Stable isotope records (d18O and d13C) of the Lower-Middle Jurassic belemnites from the Western Balkan Mts (Bulgaria): palaeoenvironmental application. - In: 6th International Symposium on Applied Isotope Geochemistry (Buzek, F. and Novak, M. (eds.), Prague, Czech Republic, September 11-16, 2005, AIG-6 Abstracts, 159-160.
• Ivanov, D., Bozukov, V., Koleva-Rekalova, E. 2005. Late Miocene from SE Bulgaria: vegetation, landscape and climate reconstruction. - In: Annual NEOCLIME Meeting “Neogene climate and vegetation changes in Eastern Europe/Western Central Asia - the surrounding of the Black Sea, Sofia 2005, October 1st- 4th, Institute of Botany, BAS, Abstracts, p. 16.
• Kolodziej, B., Koleva-Rekalova, E., Ivanova, D., Zagorchev, I. 2006. Pedogenic deposits and freshwater oncoids and stromatolites from Strouma Unit (Kraishte, SW Bulgaria). - In: “Przebieg i zmiennosc sedymentacja w basenach przedgorskich”, II Polska konferencja sedymentologiczna, POKOS2, Zwierzyniec, 20-23.06.2006, Abstracts, p. 132.
• Ivanova, D., Koleva-Rekalova, E., Kolodziej, B., Metodiev, L., Roniewicz, E. 2006. Biostratigraphy and palaeoenvironmental development of the Callovian-Valanginian carbonate platform from the Lyabash unit (SW Bulgaria) - Volumina Jurassica, 4, Abstracts, 174-175.
• Ivanova, D., Koleva-Rekalova, E., Lakova, I., Metodiev, L. 2006. Callovian to Berriasian pelagic carbonates in the Western Fore-Balkan, Bulgaria: microfacies, ammonite and microfossil zonations. - Volumina Jurassica, 4, Abstracts, 175-177.
• Metodiev, L., Koleva-Rekalova, E. 2006. Carbon and oxygen isotope record of Lower-Middle Jurassic belemnites and rocks from the Western Balkan Mts. (Bulgaria). - Volumina Jurassica, 4, Abstracts, 188-190.
• Lakova, I., Koleva-Rekalova, E., Ivanova, D., Metodiev, L., Petrova, S. 2008. Transgressive-regressive cycles in the Tithonian and Beriassian pelagic limestones of the West Balkan Unit, Bulgarai. - In: Lukeneder, A. (ed.), 1st International Meeting on Correlation of Cretaceous Micro- and Macrofossils, Vienna, April 16-18, 2008, Abstracts, 47-48.
• Ivanova, D., Koleva-Rekalova, E., Malesevic, N. 2009. Correlation of Upper Jurassic-Lower Cretaceous carbonate platforms in Western Bulgaria and Eastern Serbia based on foraminiferal record and microfacies. - In: 7th Romanian Symposium on Palaeontology, Cluj-Napoca, 22-24 October 2009, Abstracts, 59-60.
• Ivanova, D., Koleva-Rekalova, E., Lakova, I., Stoykova, K., Ivanov, M., Metodiev, L., Petrova, S., Tchoumatchenco, P., Rabrenovic, D., Radulovic, V., Malesevic, N. 2010. Upper Jurassic-Lower Cretaceous platform-to-basin integrated stratigraphy across the Bulgarian-Serbian border. - In: XIX Congress of the Carpathian-Balkan Geological Association, Abstracts, Geologica Balc., 39, 1-2, 168-169.

Last update 14 March 2011