http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
their origin, distribution, and engineering characteristics
71 pages : illustrations, maps (1 folded color in pocket) ; 23 cm.
by James G. Johnstone, Sethurama Ramarathnam [and] David B. Richards.
Colorado School of Mines quarterly ; v. 57, no. 3