1. Leonard, R. L. and Rose, P. H. "Feasibilitv of a high performance a e r o - dynamic impulse facility, '! Proceedings of the Hypervelocity Techniques Symposium (U.of Denver, Denver, C o l o . , M a r c h 1967) pp. 1-25.
2. Ring, L, E . "Status of MHD a c c e l e r a t o r s for t e s t facilities, AEDC, Tenn. TDR-65-229 ( F e b r u a r y 1966).