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Ulan Rakhmatov
Geographer, GIS Specialist, Cave topography. Central-Asian Institute for Applied Geosciences. Division 4 “Capacity Building and Scientific Cooperation”. Sientific researcher. Kyrgyzstan, 720027, Bishkek, 73/2, Timur Frunze str. Tel. +996 558 001622 e-mail: rakhmatovulan@gmail.com