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100   $a20171122d1964----km-y0itay50------ba
101 0 $aeng
102   $aUS
105   $ay-------001yy
200 1 $aOptical masers$fGeorge Birnbaum
210   $aNew York$aLondon$cAcademic Press$d1964
215   $aXI, 306 p.$cill.$d24 cm
461  0$1001000031758$12001$aAdvances in electronics and electron physics
500 10$aOptical masers$948087
610 1 $aLaser
676   $a621.36$v14$9Fisica applicata. Ottica applicata
700  1$aBirnbaum,$bGeorge$0235
801  0$aIT$bUNIPARTHENOPE$c20171122$gREICAT$2UNIMARC
912   $a000031759
951   $aP1 AEP 537.5/2 [5]$b11837$cPIST$d2017
996   $aOptical masers$948087
997   $aUNIPARTHENOPE