1. “The Effect of Moisture on the Fire Endurance of Building Elements”, Tibor Z. Harmathy, inMoisture of Materials in Relation to Fire Test, ASTM Special Technical Publication No. 385 (1965), pp. 74–95.
2. “Small-Scale Fire Test Facilities of the National Research Council”, J. A. Claude Blanchard and Tibor Z. Harmathy, NRC No. 8207, National Research Council, Division of Building Research (1964).
3. “A Treatise on Theoretical Fire Endurance Rating”, Tibor Z. Harmathy, inSymposium on Fire Test Methods, ASTM Special Technical Publication No. 301 (1961). pp. 10–40. Reprinted as NRC 6305.
4. T. C. Powers and T. L. Brownyard, “Studies of the Physical Properties of Hardened Portland Cement Paste”, Portland Cement Association Research Laboratories Bulletin No. 22 (1948), p. 257.