A SEMI-ANALYTICAL APPROACH TO INVESTIGATE THE VALIDITY OF THE THERMAL EQUILIBRIUM ASSUMPTION IN THE ANALYSIS OF UNSTEADY FREE CONVECTION IN POROUS MICRO-CHANNEL. INTERNATIONAL JOURNAL OF MECHANICAL ENGINEERING AND TECHNOLOGY (IJMET), [S. l.], v. 14, n. 6, p. 16–22, 2023. Disponível em: https://mylib.in/index.php/IJMET/article/view/IJMET_14_06_003.. Acesso em: 4 feb. 2026.