000 00351nam a2200145 4500
020 _a
_cRs
082 _a025.4 DEP/CLA/34
100 _aISI
_e
245 _aRecommendation for frequency notation for periodical publications
_cISI
250 _a
260 _aLondon
_bIndian standards Institution
_c1975
500 _a
700 _a
_e
942 _cBK
999 _c379138
_d379138