http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Nondestructive methods for detecting defects in softwood logs
1 online resource (13 pages) : illustrations.
Kristin C. Schad, Daniel L. Schmoldt, Robert J. Ross.
Includes bibliographical references (page 13).