SGEM 2019. 19th International Multidisciplinary Scientific GeoConference. Volume 19. Ecology, Economics, Education and Legislation : conference proceedings. Albena, Bulgaria, 30 June - 6 July 2019 Issue 5.1 Ecology and Environmental Protection
International Multidisciplinary Scientific GeoConference SGEM 2019 19th 30. 6. - 6. 7. 2019 Albena, Bulharsko
1. vyd.
Sofia : STEF 92 Technology, 2019 . - 832 s.
ISBN 978-619-7408-84-3
ISSN 1314-2704
zborník (príspevkov)
(1) - článok