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Dr. Heliana Dundarova
Zoologist. Investigation of cave bats. Institute of Biodiversity and Ecosystem Research, Bulgarian Academy of Sciences 1 Tsar Osvoboditel. str. 1000 Sofia Bulgaria Phone: (+359) 893 470 395 e-mail: h.vulgaris@gmail.com
Prof. Dr. Tolibjon K. KHABILOV
The study of cave bats. Khujand State University, Director of the Research Institute of Natural Sciences.
Dr. Kamen Bonev
Geology, Carstology. Bulgarian Institute of Antarctica. Mladost 1, bl. 30, v. A, appt. 32 1750 Sofia, Bulgaria. bonev.kamen@gmail.com (+359) 888 534 606