TY - JOUR AU - P. C. Ram TI - Effects of Hall current on free convenction and mass transfer flow through a porous medium JO - Theoretical and applied mechanics PY - 1988 SP - 139 VL - 14 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TAM_1988_14_1_a13/ ID - TAM_1988_14_1_a13 ER -