Chepurnyy, M., S. Tkachenko, and O. Kutsak. “IMPROVEMENT OF HEATING PLANT OPERATION EFFICIENT DUE TO CONTACT WASTE HEAT BOILERS AND HEAT PUMP EQUIPMENT”. Scientific Works of Vinnytsia National Technical University, no. 2, Nov. 2015, https://works.vntu.edu.ua/index.php/works/article/view/218.