Roland A. Pettitt
- Geothermal Alternate Energy: Expanding the Options. Dans: Journal of Energy Engineering, v. 110, n. 2 (juin 1984). (1984):
- Mining Geothermal Energy From Hot Dry Rock. Dans: Journal of Technical Topics in Civil Engineering, v. 110, n. 1 (mai 1984). (1984):
- Bridge Deck Protection and Resurfacing. Dans: Journal of the Structural Division (ASCE), v. 96, n. 4 (avril 1970). (1970):