1. Liquid filtration theory and filtration pretreatment;Akers,1977
2. Standard practice for calculating the average circular-capillary-equivalent pore diameter in filter media from measurements of porosity and permeability;American Society for Testing and Materials;ASTM F 902-84,1984
3. Counter-current peat filtration of wastewater;Asplund,1978
4. Physical Principles of Water Percolation and Seepage;Bear,1968
5. Flow of Gases through Porous Media;Carman,1956