01008nam a2200289 i 450099100083196970753620020507102037.0951219s1971 us ||| | eng 0677303408b10135819-39ule_instLE00637582ExLDip.to Fisicaita53.2.6153.2.63TK7871.3Vanier, Jacques347425Babic theory of lasers and masers :a density matrix approach /Jacques VanierNew York :Gordon and Breach Science Publishers,1971xii, 115 p. :ill. ;24 cm.Documents on modern physicsLasers.b1013581917-02-1727-06-02991000831969707536LE006 53.2.63 VAN12006000011433le006-E0.00-l- 00000.i1016028027-06-02Babic theory of lasers and masers185305UNISALENTOle00601-01-95ma -engus 01