1. PoroMechanics Institute; The University of Oklahoma; 100 East Boyd St., Suite P119 Room R108 Norman OK 73019-1014 U.S.A.
2. Baroid; Halliburton Energy Services Technology Center; 3000 N Sam Houston Pkwy E Houston TX 77032 U.S.A.
3. Mewbourne School of Petroleum and Geological Engineering; University of Oklahoma; Norman OK U.S.A.
4. School of Civil Engineering and Environmental Science; University of Oklahoma; Norman OK U.S.A.
5. ConocoPhillips School of Geology and Geophysics; University of Oklahoma; Norman OK U.S.A.