a . Harold S. Slusher and Thomas P. Gamwell, Age of the Earth, ICR Technical Monograph No. 7 (El Cajon, California: Institute for Creation Research, 1978).
u Leonard R. Ingersoll et al., Heat Conduction: With Engineering, Geological and Other Applications, revised edition (Madison, Wisconsin: University of Wisconsin Press, 1954), pp. 99–107.