@inproceedings{sgem2016s03129, title = {VARIOUS SCHEMES GIVEN BY THE REORGANIZATION OF BIG ENERGY COMPANIES TO INCREASE THEIR EFFICIENCY}, author = {Sorin-Iuliu Mangu}, booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 16th International Multidisciplinary Scientific GeoConference SGEM2016, Science and Technologies in Geology, Exploration and Mining}, year = {2016}, pages = {}, publisher = {Stef92 Technology}, doi = {10.5593/sgem2016/b12/s03.129} }