C. D. Et and J. J. , Influence of descensional Ventilation in a face on environmental conditions and distributions of gas and airbome dust, Third international mine Ventilation congress, 1984.

H. Du and . De-lorraine, Gestion moderne de la conduite de l'exploitation, 1990.

S. A. Vafai and K. S. , Fluid mechanics of the interface region between a porous medium and a fluid layer???an exact solution, International Journal of Heat and Fluid Flow, vol.11, issue.3, pp.254-256, 1985.
DOI : 10.1016/0142-727X(90)90045-D