Chepurnui M, Kutsak O, Dymnich I. COMPARISON OF HEAT SUPPLY SYSTEM EFFICIENCY FROM HEATING BOILER AND HEAT PUMP PLANTS. Scientific Works of Vinnytsia National Technical University [інтернет]. 29, Листопад 2015 [цит. за 15, Травень 2026];(4). доступний у: https://works.vntu.edu.ua/index.php/works/article/view/307