000			00364pam a2200133a 44500
082			_aNASA _bTN D-4927
100			_aKross,D A
245	1		_aA STUDY OF STIFFNESS MATRICES FOR THE ANALYSIS OF FLAT PLATES
260			_a _bNasa, Washington, D.C. _c1968
300			_a39
500			_aBound With Nasa Tn D-4921-26, 4928-30.
964			_gCIRC
997			_aTR12447 C
999			_c397144 _d397144