http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
SGEM 2017. 17th International Multidisciplinary Scientific GeoConference. Volume 17. Informatics, Geoinformatics and Remote Sensing
conference proceedings. Albena, Bulgaria, 29 June - 5 July 2017
International Multidisciplinary Scientific Geoconference SGEM 2017 29. 6. - 5. 7. 2017 Albena, Bulharsko