http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Micromorphometric soil-porosity characterization by means of electro-optical image analysis (Quantimet 720)
Originally presented as the author's thesis (doctoral)--State University of Utrecht, 1974.
"Nonogram for reading pore size classes": folded leaf in pocket.