References

Bird, Stewart, & Lightfoot. Transport Phenomena 2^nd Edition. New York, New York: John Wiley and Sons, Inc, 2002

http://www.environmental-expert.com/magazine/kluwer/tipm/

http://en.wikipedia.org/wiki/Porous_media

http://www.univ-lemans.fr/.../4347_16.jpg

http://www.ruf.rice.edu/~che/people/faculty/davis/davis.html