000 00643 a2200169 4500
110 _aWashington. National Aeronautics and Space Administration (NASA)
245 _aNASA Technical Note [NASA TN D-4446]: Planck functions and integrals: methods of computation
_cby Thomas E. Michels
260 _aWashington
_bNASA
_c1968
300 _a37p
440 _aNational Aeronautics and Space Administration
440 _aNASA Technical Note
500 _aBound together NASA TN D-4441 to 4450
500 _aBound vol. Acc. No. K8928 contains Acc. No. TR12094 to TR12102
650 _aMathematics
700 _aMichels, Thomas E.
942 _cBK
999 _c566187
_d566187