1. Capillary pressures in stratigraphic traps;Berg;AAPG Bulletin,1975
2. The effect of cement on the strength of granular rocks;Bernabé;Geophysical Research Letters,1992
3. Cook , T. 2004 Calculation of Estimated Ultimate Recovery (EUR) for Wells in Assessment Units of Continuous Hydrocarbon Accumulations, USGS Powder River Basin Province Assessment Team, Total Petroleum System and Assessment of Coalbed Gas in the Powder River Basin Province, Wyoming and Montana U.S. Geological Survey Digital Data Series DDS-69-C 1 6
4. Crovelli , R.A. 2004 Analytic Resource Assessment Method for Continuous-Type Petroleum Accumulations-The ACCESS Assessment Method: USGS Powder River Basin Province Assessment Team, Total Petroleum System and Assessment of Coalbed Gas in the Powder River Basin Province, Wyoming and Montana U.S. Geological Survey Digital Data Series DDS-69-C 1 12
5. Cumella , S.P. Shanley , K.W. Camp , W.K. 2008 Understanding, Exploring, and Developing Tight-gas Sands AAPG Herdberg Series