TY - BOOK AU - Miesch,A.T. ED - United States TI - Q-mode factor analysis of geochemical and petrologic data matrices with constant row-sums U1 - 551.90182 PY - 1976///. CY - Washington: PB - United States Government Printing Office, KW - Geochemistry KW - Statistical methods KW - Petrology KW - Vector analysis N1 - Includes bibliographical references (p. G46-G47) N2 - An extension of the method of Q-mode factor (vector) analysis to increase its usefulness in geochemical and petrologic investigations ER -