1. Bear, J., 1972, : Dynamics of fluids in porous media, American Elsevier.
2. Carman, P.C., 1937 : Fluid flow through granular beds, Trans. Inst. Chem. Eng., 15, 150-166.
3. Carman, P.C., 1938 : Fundamental principles of industrial filtration (A critical review of present knowledge), Trans. Inst. Chem. Eng., 16, 168-188.
4. Collett, T.S. and Kuskra. V.A., 1998 : Hydrates contain vast store of world gas resources, Oil and Gas J. 96,90-95.
5. Coulson, J.M., 1945 : The flow of fluids through granular beds : Effect of particle shape and voids in streamline flow, Trans. Inst. Chem. Eng., 27, 237-257.