Cerullo, R. E. A review of the curve-fitting method of least squares as applied to petroleum engineering / by R. E. Cerullo and M. K. Romeo - Washington : U.S. Government Printing Office, 1970 - 27 p. : ill. ; 26 cm. - Bureau of mines information circular ; 8449 . Subjects--Topical Terms: Least squaresPetroleum engineering Dewey Class. No.: 511.42