Ostapenko, O. and Slobodianiuk, O. (2015) “ENERGY, ECOLOGICAL AND ECONOMIC EFFICIENCY OF STEAM COMPRESSOR HEAT PUMP PLANTS AS COMPARED WITH ALTERNATIVE SOURCES OF HEAT SUPPLY”, Scientific Works of Vinnytsia National Technical University, (2). Available at: https://works.vntu.edu.ua/index.php/works/article/view/412 (Accessed: 25October2020).