FRIK, Anton; MARTINAITIS, Vytautas; BIELSKUS, Juozas. Energy conversion modes depending on the outdoor temperature for an air handling unit with a heat pump. International Conference “Environmental Engineering”, [S. l.], v. 11, p. 1–8, 2020. DOI: 10.3846/enviro.2020.602. Disponível em: https://conferences.vilniustech.lt/index.php/ENVIRO/article/view/1229. Acesso em: 24 may. 2026.