KOCZYK, Halina. Analysis of heating maintenance parameters using the matrix method. Journal of Civil Engineering and Management, [S. l.], v. 2, n. 6, p. 68–72, 1996. DOI: 10.3846/13921525.1996.10531646. Disponível em: https://journals.vilniustech.lt/index.php/JCEM/article/view/9542. Acesso em: 1 jul. 2025.