КОЗАК, Ф. В.; КОЗАК, Л. Ю. WAYS OF NATURAL GAS REPLACEMENT IN HEAT SUPPLY SYSTEMS. Oil and Gas Power Engineering, [S. l.], n. 1(21), p. 112–118, 2014. Disponível em: https://nge.nung.edu.ua/index.php/nge/article/view/299. Acesso em: 4 dec. 2024.