XXIth International Multidisciplinary Scientific GeoConference
Surveying, Geology and Mining, Ecology and Management – SGEM 2021
14 - 22 August, 2021
SGEM International Scientific GeoConference Contacts & Comment Form
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51 Alexander Malinov Blvd., fl 4, Office B5
1712, Sofia, Bulgaria
phone: +359 2 405 18 41
+359 882 977 720
fax: +359 2 405 18 65
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http://www.sgem.org
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International Multidisciplinary Scientific GeoConferences SGEM, Copyright by SGEM WORLD SCIENCE