000 00578nam a22001457a 4500
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040 _aNational Science Library
_cNational Science Library
080 _aT 621.37:537.87(203.7)
_bL2
100 _aMitra, A P
_98816
245 _aCurrent techniques for tropospheric monitoring related to tropospheric propagation
_c/ Based on IUCRM colloquium on wave....................................15 October, 1972
260 _aNew Delhi:
_bNational Physical Laboratory,
_c1972
300 _a145p.
650 _aSymposium
942 _2udc
_cSYM
999 _c56660
_d56660