1. Hot Dry Rock Geothermal Energy Development Program (Annual Report 1978);Brown,1978
2. Interdisciplinary Program for Quantitative Flaw Definition;Thompson,1978
3. Diffraction of point-source signals by a circular crack;Achenbach;Bull. Seism. Soc. Am.,1978
4. Diffraction of elastic waves by cracks-analytical results;Achenbach,1978
5. An integral equation for dynamic elastic response of an isolated 3-D crack;Budiansky;Wave Motion,1979