Uroљ Djuric / Miloљ Marjanovic / Assis. Biljana Abolmasov / Dragana Petrovic / Petar Kuzmic. "PORTABLE GEOTECHNICS USING ANDROID SMARTPHONES AND TABLETS FOR GEOTECHNICAL FIELD INVESTIGATIONS." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on INFORMATICS, GEOINFORMATICS AND REMOTE SENSING (2013): 513 - 520 pp. https://doi.org/10.5593/sgem2013/bb2.v1/s08.028