000 00313nam a22001217a 4500
040 _cIIT Kanpur
041 _aeng
082 _aNASA
_bTN D-1464
245 _aA double gamma-ray spectrometer to search positrons in space
_cThomas L. Cline ...[et. al.]
300 _a10p
500 _aNASA TN D-1464
942 _cBK
999 _c561316
_d561316