1. Coatings for the refractory metals from oxidation;Krier;DMIC Rept. 162,1961
2. Properties of coated refractory metals;Gibeaut;DMIC Rept. 195,1964
3. High Temperature Technology;Srp,1964
4. Aluminide and beryllide protective coatings for tantalum;Lawthers,1961