1. Glanville, W. H., No. 12 (London, 1930).
2. Ross, A. D., J. Inst. Civ. Eng., 21, 38 (1943).
3. Arnan, M. A., Reiner, M., and Teinowitz, M., “Research on Loading Tests of Reinforced Concrete Floor Structures” (Research Council of Israel, Jerusalem, 1950).
4. Torroja, E., and Paez, A., “Building Materials, their Elasticity and Inelasticity”, Chap. 8 (ed. M. Reiner, North Holland Publishing Co., Amsterdam, 1954).
5. Hognestad, E., Hanson, N. W., and McHenry, D., J. Amer. Conc. Inst., 27, 455 (1955).