النتائج (
العربية) 1:
[نسخ]نسخ!
During the 1980’s and 1990’s, new statistical methods were applied using several risk estimation techniques such as: (1) lognormal risk resource distribution (Attanasi and Drew, 1985), (2) Pareto distribution applied to petroleum field-size data in a play (Crovelli, 1995) and (3) fractal normal percentage (Crovelli et al., 1997). Recently, USGS has developed several mathematical models for undiscovered petroleum resource assessment (Ahl-brandt and Klett, 2005) and forecast reserve growth of fields both in the United States (U.S.) and the world (Klett, 2005)
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