SÜVEGES, Gábor Béla; VARGA, Beatrix. Analysis of the Energy Efficiency of District Heat Suppliers in Hungary Through Network Losses. European Journal of Economics and Business Studies, [S. l.], v. 6, n. 3, p. 160–160, 2020. DOI: 10.26417/885lqg78w. Disponível em: https://revistia.com/index.php/ejes/article/view/2739. Acesso em: 2 nov. 2025.