SGEM SGEM 2016. 16th International Multidisciplinary Scientific GeoConference. Book 3. Water Resources. Forest, Marine and Ocean Ecosystems : conference proceedings. Albena, Bulgaria, 30 June - 6 July 2016 Volume I Hydrology & Water Resources. -- 1. vyd. -- Sofia : STEF 92 Technology, 2016. -- 858 s. -- ISBN : 978-619-7105-61-2. -- ISSN : 1314-2704.