00720nam a2200217Ia 4500003000900000008004100009020001800050040001600068080001600084100002500100245011400125260004800239300001600287650002300303650002400326650001900350650001000369942000700379999001500386952010100401IN-BaIIA211028s9999    xx            000 0 eng d  a0-521-22777-1  cIIA Library  a539.38bHUD  aHudson, J. A.913978 4aThe excitation and propagation of elastic wavescJ. A. Hudson                                                  aCambridgebCambridge University Pressc1980  aviii, 224p.  aElastic properties  aElastic waves94738  aNASA Thesaurus  aWaves  cBK  c8335d8335  00104070aBANbBANcGENd1985-07-10l0o539.38/ HUDp9182r2021-11-05w1985-07-10yBKG£ 9.95