000			00364pam a2200133a 44500
082			_aNASA _bTT F-407
100			_aMedvedev,V P
245	1		_aMETHOD OF DETERMINING THE PROPAGATION VELOCITY OF PULSE WAVES
260			_a _bNasa, Washington, D.C. _c1965
300			_a14
500			_aBound With Nasa Tt F-401-406,408-410
964			_gCIRC
997			_aTR14046 C
999			_c398570 _d398570