1. 1)Spence, J. V. and Carver, J. : Effect of pneumatic stowing on ventilation, Colliery Guardian, Vol. 200, No. 5171, p. 599-604, (1960)
2. 2)Renner, I., : Diffusion du jet d'air au front d'un chantier en cas de ventilation secondaire soufflante, Rev. L'industrie Minerale, Vol. 46, No. 2, p. 129-136, (1964)
3. 3)Sheila, E. H. Shuttleworth : Ventilation at the face of a heading, studies in the laboratory and underground, Int. J. Rock Mech. Mining Sci., Vol. 1, p. 79-92, (1963)
4. 4)富田新二.内野健一.井上雅弘 : 資源.素材学会春季大会,一般発表講演要旨集,講演,No. 1304, p. 120, (1998)
5. Analysis of Ventilation Network and Ventilation at Heading Faces.