Selected Publications

• 1.Lakova, I. 1985. Chitinozoans of the Pridolian and Gedinian from the R-1 Dalgodeltsi borehole, NW Bulgaria. - Rev. Bulg. Geol. Soc., 46, 2, 213-220 (in Bulgarian).
• 2.Lakova, I. 1986. New chitinozoan taxa from the Gedinian in Bulgaria. - Rev. Bulg. Geol. Soc., 47, 2, 131-139.
• 3.Lakova, I. 1986. Chitinozoans of the Lower Devonian from the subsurface of the Moesian Platform - taxonomy and biostratigraphic correlation. - Ph.D. Thesis, Sofia, 172 pp.
• 4.Latcheva, J., Gochev, P.M., Lakova, I. 1989. Data on Paleozoic age of some low-grade metamorphic rocks in Dervent Heights (SE Bulgaria) and part of Strandza (Turkey). - Geologica Balcanica, 19, 3, p. 96.
• 5.Lakova, I. Yanev, S.N. 1989. Contribution to the subdivsion and dating of part of the Lower Paleozoic sequence in Northeast Bulgaria based on data from OP-2 Mihalich parametric well. - C.R. Acad. bulg. Sci., 42, 8, 51-54.
• 6.Lakova, I., Latcheva, J. 1990. New paleontological data of some low-grade metamorphic rocks from the Circum Rhodope belt in Southeast Bulgaria. - Geologica Rhodopica, v. 2, 82-88.
• 7.Lakova, I. 1992. Calpichitina (Calpichitina) acollaris (Eisenack, 1959) from the Silurian (Wenlock) of the Moesian platform, NE Bulgaria. - Rev. Bulg. Geol. Soc., 53, 3, 89-92.
• 8.Lakova, I. 1992. Upper Ordovician to Llandovery land plant spores and acritarchs from the Dervent Heights, SE Bulgaria. - Geologica Balcanica, 22, 1, p. 88.
• 9.Lakova, I., Gochev, P.M., Yanev, S.N. 1992. Palynostratigraphy and geological setting of the Lower Paleozoic allochthon of the Dervent Heights, SE Bulgaria. - Geologica Balcanica, 22, 6, 71-88.
• 10.Lakova, I. 1993. Biostratigraphy of Lochkovian Chitinozoans from North Bulgaria. - Special Papers in Palaeontology, 48, 37-44.
• 11.Lakova, I. 1993. Middle Tithonian to Berriasian praecalpionellid and calpionellid zonation of the western Balkanides. - Geologica Balcanica, 23, 6, 3-22.
• 12.Boncheva, I., Dimitrova, T., Lakova, I. 1994. Conodonts and palynomorphs of the Devonian and Carboniferous in C-11 and R-120 Ograzden boreholes. - Rev. Bulg. Geol. Soc., 55, 3, 55-64.
• 13.Lakova I. 1994. Numerical criteria of precise delimitation of the calpionellid Crassicollaria and Calpionella Zones in relation to the Jurassic/Cretaceous boundary. - Geologica Balcanica, 24, 6, 23-30.
• 14.Lakova, I., Zagorchev, I., Vardev, N., Aleksandrov, M., Stojanov, R. 1995. Organic-walled microfossils of Wenlockian to Lower Devonian age from Rashcha formation and its equivalents from the Eleshnitsa allochthon (Osogovo Mts.) - Geologica Balcanica, 25, 1, p.20.
• 15.Lakova, I. 1995. Chitinozoans, acritarchs, tubular and filamentous macerals from R-119 Kardam well, Moesian Platform, NE Bulgaria. - C.R. Acad. bulg. Sci., 48, 5, 55-58.
• 16.Lakova, I. 1995. Stable exponential acceleration of the biological evolution during the last 900 billion years. - Priroda, Bulgarian Academy of Sciences, N. 3, 16-22 (in Bulgarian).
• 17.Lakova, I. 1995. Paleobiogeographical affinities of Pridolian and Lochkovian chitinozoans from North Bulgaria. - Geologica Balcanica, 25, 5/6, 23-28.
• 18.Lakova, I. 1996. Basic principles of acritarch grouping at suprageneric level. Acta Universitatis Carolinae sectio Geologica 40 (1997), 477-480.
• 19.Lakova, I. 1996. Derventia gen. nov. - enigmatic microfosslis from the Silurian of Strandzides, SE Bulgaria. Acta Universitatis Carolinae sectio Geologica 40 (1997), 481-495.
• 20.Лакова, И., Стоянова, Д. 1997. Калпионелидно зониране на титон-валанжински карбонатни сукцисии в Западния Предбалкан (регион Монтата). Сборник доклади от конференции "50 години специалност Геология, СУ "Св. Климент Охридски", София, 7-10.
• 21.Lakova, I., Stoykova, K., Ivanova, D. 1997. Tithonian to Valanginian bioevents and integrated zonations on calpionellids, calcareous nannofossils and calcareous dinocysts from the Western Balkanides, Bulgaria. Mineralia Slovaca, 29, 4-5, 301-303.
• 22.Lakova, I. 1997. Additional palynological data on the age of the Rashcha Formation, Osogovo Mts, West Bulgaria. Geologica Balcanica, 27, 1-2, с. 20.
• 23.Lakova, I., Stoykova, K., Ivanova, D. 1999. Calpionellid, nannofossil and calcareous dinocyst bioevents and integrated biochronology of the Tithonian to Valanginian in the Western Balkanides, Bulgaria. Geologica Carpathica, 50, 2, 151-168.
• 24.Paris, F., Grahn, Y., Nestor, V., Lakova, I. 1999. Revised classification of chitinozoan genera. Journal of Paleontology, 73, 4, 547-568.
• 25.Lakova, I. 1999. Joint chitinozoan and acritarch biostratigraphy of the Pridoli and Lochkovian from the Moesian Platform, Bulgaria. Geologica Carpathica, 50, special issue, 48-49.
• 26.Ivanova, D., Stoykova, Lakova, I. 2000. New microfossil data on the age relationship between Slivnitsa and Salash Formation in Dragoman Region, Western Bulgaria. C. R. Acad. bulg. Sci., 53, 4, 77-81.
• 27.Lakova, I. 2001. Dispersed tubular structures and filaments from Late Silurian to Middle Devonian marine deposits of North Bulgaria and Macedonia. Geologica Balcanica, 31, 1-2, 29-42.
• 28.Lakova, I. 2001. Biostratigraphy and provincialism of late Silurian - early Devonian acritarchs and prasinophytes from North Bulgaria. 15th International Senckenberg Conference - Joint Meeting IGCP 421/SDS, May 2001, Frankfurt am Main, 58-59.
• 29.Nikolov, T., Peybernes, B., Lakova, I., Ciszak, R., Durand-Delga, M., Ivanov, M. 2001. Sur l'age Tithonien-Berriasien du lithostratotype de la Formation Magura (anticlinal de Belogradchik, Prebalkan Occidental): implications paleogeographiques. Geologica Balcanica, 31, 3-4, 37-47.
• 30.Ivanova, D., Lakova, I., Polishina, P., Koleva-Rekalova, E. 2002. Joint biostratigraphy and lithofacies of Berriasian and Valanginian limestones from subsurface sections in NE Bulgaria. Geologica Balcanica, 32, 2-4, 63-67.
• 31.Гутиерес-Марко, Х.К., Янев, С.Н., Сачански, В., Рабано, И., Лакова, И. 2003. Нови находки на трилобити и граптолити в ордовика на България. Списание на БГД, 63, 1-3.
• 32.Gutierrez-Marco, Yanev, S.N., Sachanski, V.V., Rabano, I., Lakova, I., San Jose Lancha, M.A., Diaz-Martinez, E., Boncheva, I., Sarmiento, G.N. 2003. New biostartigraphical data from the Ordovician of Вulgaria. In: Albanese, G.L., Baress, M.S., Peraeta, S.K. (eds), Ordovician from the Andes. INSUGEO, serie Correlacion Geologica, 17, 79-85.
• 33.Goncuoglu, M.C., Lakova, I., Kozlu, H., Sachanski, V. 2003. The Silurian of the Istanbul unit in the Camdag area, NW Turkey. In: Ortega, G., Ascenolaza, G.F. (eds.), Proceedings 7th IGC - FNSSS, San Juan, Argentina, August 2003. INSUGEO, Serie Correlacion Geologica, 18, 131-133.
• 34.Yanev, S., Goncuoglu, M.C., Boncheva, I., Gedik, I., Lakova, I., Maliakov, Y., Ozgul, N., Sachanski, V., Saglam, G., Timur, E. 2004. Correlation of the Paleozoic Terranes in Bulgaria and NW Turkey: preliminary results. 5th ISEGM, Thessaloniki, Greece, April 2004, Extended Abstracts, 215-218.
• 35.Steemans, P., Lakova, I. 2004. The Moesian Terrane during the Lochkovian - new palaeogeographic and phytogeographic hypotheses based on miospore assemblages. Palaeogeogr., Palaeoclimatol., Palaeoecol., 208, 3-4, 225-233.
• 36.Lakova, I., Sachanski, V. 2004. Cryptospores and trilete spores in oceanic graptolite-bearing sediments across the Ordovician-Silurian boundary in the Svoge anticline, West Balkan Mts, Bulgaria. Review of the Bulgarian Geological Society, 65, 1-3, 151-156.
• 37.Lakova, I., Goncuoglu, M.C. 2005. Early Ludlovian (early Late Silurian) palynomorphs from the Palaeozoic of Camdag, NW Anatolia, Turkey. Journal of the Earth Sciences Application and Research Centre of Hacettepe University, 26, 1, 61-73.
• 38.Yanev, S., Lakova, I., Boncheva, I., Sachanski, V. 2005. The Moesian and Balkan Terranes in Bulgaria: Palaeozoic basin development, palaeogeography and tectonic evolution. Geologica Belgica, 8, 4, 185-192.
• 39.Sachanski, V., I. Boncheva, I. Lakova. 2005. A continuous section across the Silurian-Devonian boundary in the Kraishte region: graptolite and conodont biostratigraphy. Proceedings Jubilee International Conference "80 years Bulgarian Geological Society", 18-20.
• 40.Yanev, S., Goncuoglu, M.C., Gedik, I., Lakova, I., Boncheva, I., Sachanski, V., Okuyucu, C., Ozgul, N., Timur, E., Malyakov, Y., Saydam, G. 2006. Stratigraphy, correlation and palaeogeography of Palaeozoic terranes in Bulgaria and NW Turkey: a review of recent data. Geological Society London, Special Publication, 260, 51-67.
• 41.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, 7th International Congress on the Jurassic System, September 6-18, 2006, Krakow, Poland, Session 4: Integrated stratigraphy, 175-177.
• 42.Boncheva, I., Sachanski, V., Lakova, I. 2007. Devonian in the Balkan Terrane, Bulgaria: Stratigraphy, faunas and sedimentary environments. Field meeting of the IGCP 499 (IUGS/UNESCO) "Devonian land-sea interaction: evolution of the ecosystems and climate (DEVEC)" San Juan, Argentina, 14-22 May, 2007, 75-77.
• 43.Boncheva, I., Sachanski, V., Lakova, I., Yaneva, M. 2007. Facial transition and biostratigraphic correlation of the Upper Silurian and Lower Devonian in West Bulgaria. Geological Quarterly, 51, 4, 407-418.
• 44.Lakova, I., Tchoumatchenco, P., Ivanova, D., Koleva-Rekalova, E. 2007. Callovian to Lower Cretaceous pelagic carbonates in the West Balkan Mountain (Komshtitsa and Barlya sections): integrated biostratigraphy and microfacies. Geologica Balcanica, 36, 3-4, 81-89.
• 45.Lakova, I., Koleva-Rekalova, E., Ivanova, D., Metodiev, L., Petrova, S. 2008. Transgressive-regressive cycles in the Tithonian and Berriasian pelagic limestones of the West Balkan Unit, Bulgaria. Berichte der Geologischen Bundesanstalt, 74, 47-48. First international Meeting on CCMM, Wien, 16-18 April 2008.
• 46.Boncheva, I., Leslie, S., Goncuoglu, M.C, Lakova, I., Sachanski, V., Konigshof, P. 2009. New conodnt and palynological data of the Palaeozoic in Northern Camdag, NW Anatolia, Turkey. Acta Geologica Polonica, 59, 2, 157-171.
• 47.Лакова, И. 2009. Акритархни доказателства за силурска възраст на ниско-метаморфния палеозой в Краището. Списание на БГД, 70, 1-3, 23-30.
• 48.Lakova, I., Petrova, S. 2009. Calpionellid zonation of the Tithonian, Berriasian and Valanginian around the village of Gintsi, West Balkan Mountains. Proceedings National Conference Geosciences 2009, Sofia, 3-4 December, 51-52.
• 49.Ivanova, D., Lakova, I. 2010. Bulgarian contributions to IGCP projects in the 21-st century (2005-2009). In: Lamolda, M.A. et al. (eds), Geoevents, Geological Heritage, and the role of IGCP, Caravaca de la Cruz, 15th-18th September 2010, Abstract Book, 95-97.
• 50.Иванова, Д., Колева-Рекалова, Е., Лакова, И., Стойкова, К., Иванов, М., Методиев, Л., Петрова, С., Чумаченко, П., Рабренович, Д., Радулович, В., Малешевич, Н. 2010. Итегрирана стратиграфия и корелация на платформените и басейновите горноюрски-долнокредни карбонатни седименти около българо-сръбската граница. Сборник разширени резюмета Национална конференция "Геонауки 2010", София, 9-10 декември, 74-75.
• 51.Петрова, С., Лакова, И., Иванова, Д. 2010. Салашката свита в Западното Средногорие: литология, възраст и граници. Сборник разширени резюмета Национална конференция "Геонауки 2010", София, 9-10 декември, 93-94.
• 52.Ivanova, D., Lakova, I., Sachanski, V., Boncheva, I., Dimitrova, T., Atanasova, R. 2010. Bulgarian contributions to IGCP projects in the 21-st century (2005-2009). Proceedings National Conference "Geosciences 2010", Sofia, 9-10 December, 165-166.
• 53.Boncheva, I., Lakova, I., Sachanski, V., Koenigshof, P. 2010. Devonian stratigraphy, correlations and basin development in the Balkan Terrane, western Bulgaria. Gondwana Research, 17, 2-3, 573-582.
• 54.Petrova, S., Lakova, I., Ivanova, D. 2011. Berriasian-Valanginian boundary in Bulgaria. Review of the Bulgarian Geological Society, 72, 1-3.
• 55.Sachanski, V., Goncuoglu M.C., Lakova I., Boncheva, I., Saydam-Demiray, G. 2012. Silurian Graptolite, Conodont and Cryptospore Biostratigraphy of the Guluc Section in Eregli, Zonguldak Terrane, NW Anatolia, Turkey. Turkish Journal of Earth Sciences, 21, 6, 867-903.
• 56.Lakova, I., Petrova, S. 2012. Towards a standard calpionellid zonation of the Mediterranean Realm (Tithonian to Valanginian). Proceedings National conference "Geosciences 2012", Sofia, December 13-14, 89-90.
• 57.Bedi, Y., Vasilev, E., Dabovski, Ch., Ergen, A., Dogan, A., Ocuyucu, C., Boncheva, I., Sachanski, V., Ivanova, D., Lakova, I., Goncuoglu, M.C. 2011. The napped Structure of the Istranca crystaline complex in NW Turkey and SE Bulgaria. 3rd International Symposium on the Geology of the Black Sea Region, Bucharest, 01-10.10.2011, Abstracts, 28-30.
• 58.Lakova, I., Petrova, S. 2013 Towards a standard Mediterranean calpionellid zonation from the Tithonian to Valanginian. Acta Geologica Polonica (in press).