Paulson, Danton L. Electrical resistivity of hyperstoichiometric columbium and zirconium carbide materials at elevated temperatures - Washington Bureau of Mines 1969 - ii, 30 p. il 26 cm - RI 7289 . Subjects--Topical Terms: zirconiumniobiumresistivity Subjects--Index Terms: Zirconium carbide Niobium carbide Universal Decimal Class. No.: 53