http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
report of a symposium held in Ottawa 6-8 September, 1965, under the sponsorship of the International Upper Mantle Committee with financial assistance from UNESCO
Symposium on Continental Margins and Island Arcs (1965 : Ottawa)
Paper (Geological Survey of Canada) ; 66-15