1. The System CdO-H2O;Glasser;J. Inorg. Nucl. Chem.,1961
2. Crystal Data on Cadmium Hydroxy-Nitrate, Cd(NO3)2-2Cd(OH)2;Keester;Journal of Applied Crystallography
3. Phase Relations in the System Lead-Oxygen;White;J. Amer. Ceram. Soc.,1964
4. 5 K. L. Keester , “Crystal Chemistry, Phase Equilibria and Properties of Ternary Lead-Oxygen Systems”; Ph.D. Thesis, The Pennsylvania State University, June 1969.