1. 2Egerton Lawson, and C. A. Bieling , "High Quality Isostatically Hot-Pressed Sodium Potassium Siobate Transducer Material for Ultrasonic Devices "; presented at the 69th Annual Meeting, The American Ceramic Society, New York, S. Y., 1967 (Electronics Division, No. 20-E-67); for abstract see Am. Ceram. Soc. Bull., 46 [4]383 (1967 ).
2. Thermal Expansion in Air of Ceramic Oxides to 2200oC