@inproceedings{sgem2012s18v4024, title = {VARIOUS ALTERNATIVES FOR STRUCTURES PERTAINING TO THE COGENERATION OF SOURCES FOR ECONOMIC EFFICIENCY.}, author = {Martin Gavlik}, booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference}, year = {2012}, pages = {}, publisher = {Stef92 Technology}, doi = {10.5593/sgem2012/s18.v4024} }