Chemical Congress of the North American Continent,American Chemical Society.Chemical Congress of the North American Continent (2nd : 1981 : Las Vegas, Nevada):Industrial application of rare earth elements.American Chemical Society,1981.
J. D. Navratil,W. W. Schulz.Transplutonium elements-production and recovery (2nd : 1980 : Las Vegas):Base on a symposium, at the 2nd Chemical congress of the North American continent (180th : AXS National Meeting), Las Vegas, Nev. ,1980.ACS,1981.
Transplutonium elements-production and recovery (2nd : 1980 : Las Vegas):Base on a symposium, at the 2nd Chemical congress of the North American continent (180th : AXS National Meeting), Las Vegas, Nev. ,1980