http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Q-mode factor analysis of geochemical and petrologic data matrices with constant row-sums
1 online resource (v, G47 pages) : illustrations.
Title from title screen (viewed September 24, 2014).
"An extension of the method of Q-mode factor (vector) analysis to increase its usefulness in geochemical and petrologic investigations."
Includes bibliographical references (pages G46-G47).
Geological Survey professional paper ; 574-G
Statistical studies in field geochemistry