1. Albrecht B. (2001). “Passive dry barrier air circulation and mass transfer.” PhD dissertation University of Wisconsin-Madison Wis.
2. Ankeny M. Coons L. Majumdar N. Kelsey J. and Miller M. (1997). “Performance and cost considerations for landfill caps in semi-arid climates.” Proc. Landfill Capping in the Semi Arid West: Problems Perspective and Solutions Idaho Fall Id. 263.
3. Bear J. (1972). Dynamics of Fluids in Porous Media Dover New York.
4. Rating of gravity roof ventilator draft;Elger D.;ASHRAE Trans.,1990
5. Fox W. and McDonald A. (1992). Introduction to fluid mechanics Wiley New York.