1. The Freezing Point of Water in Porous Glass
2. 2. P. D. Cady , "Mechanisms of Frost Destruction in Concrete" ; Ph. D. Thesis . Pennsylvania State University, University Park, PA, 1967 .
3. 3. J. R. Dunn, and P. P. Hudec , "The Influence of Clay on Water and Ice in Rock Pores,"Physical Research Rept. No. RR 65-5, New York State Department of Public Works, New York, 1965 .