TY  - CPAPER
AU  - Bogoljub Vuckovic
TI  - GEOLOGICAL EXPLORATIONS INVESTMENTS   WHAT DOES IT WORTH? (REVIEW OF KOLUBARA COAL MINES, SERBIA)
T2  - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference
PY  - 2012
DO  - 10.5593/sgem2012/s03.v1025
PB  - Stef92 Technology
ER  -