Henley, Stephen Nonparametric geostatistics / Stephen Henley. - London : Applied Science, 1981. - xiv, 145p. : ill. ; 23 cm. ISBN: 0470272856 Subjects--Topical Terms: Geology--Statistical methods.Mine valuation--Statistical methods.Nonparametric statistics Dewey Class. No.: 551 / .01 / 5195