TY - BOOK AU - McNiven, H.D. AU - Mengi, Y., coaut. ED - University of California, Earthquake Engineering Research C-enter. TI - graphical method for solving the wave reflection-refraction- problem / by H.D. McNiven and Y. Mengi CY - Berkeley, Calif. : University of California, Earthquake Engineering Research C- N1 - "Report to: National Science Foundation NSF Grant GK-1097" ER -