http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Calibration and modification for the Pacific Northwest of the New Zealand Douglas-fir silvicultural growth model
Pacific Northwest Research Station (Portland, Or.)
James W. Flewelling and David D. Marshall.
Includes bibliographical references (pages 38-39).