000 00561nam a22001817a 4500
005 20200214170743.0
008 200214b xxu||||| |||| 00| 0 eng d
040 _cIIT Kanpur
041 _aeng
082 _aNASA
_bTN D-3721
100 _aMusen, Peter
245 _aOn some possible modifications in brouwer's theory of the general perturbations in rectangular coordinates
_cPeter Musen
260 _aWashington
_bNASA
_c1966
300 _a18p
500 _aNational Aeronautics and Space Administration [NASA]
650 _aRectangular
942 _cBK
999 _c561356
_d561356