000			00461pam a2200145a 44500
082			_aNASA _bTND-4748 -
100			_aRamasastry,Jayaram
245	1		_aRESEARCH ON FIELD -ALIGNED PROPAGATION OF HF RADIOWAVES USING ALOUETTE-2 TOPSIDE SOUNDER DATA AND DIGITAL RAY-TRACING TECHNIQUES
260			_a _bNasa, Washington, D.C. _c1968
300			_a33
500			_aBound With Nasa Tnd-4741-50
700			_aWalsh,Edward J.
964			_gCIRC
997			_aTR9929 C
999			_c394573 _d394573