00924nam a2200301 i 450099100112962970753620020507111656.0970308s1976 uk ||| | eng 0198518315b10177796-39ule_instLE00642636ExLDip.to Fisicaita53.2.453.2.63535QC355.2Welford, W.T.462291Optics /W.T. WelfordOxford :Oxford University Press,1976viii, 152 p. :ill. ;23 cm.Oxford physics series ;14Optics.b1017779617-02-1727-06-02991001129629707536LE006 53.2.4 WEL12006000046107le006-E0.00-l- 00000.i1021806327-06-02Optics189213UNISALENTOle00601-01-97ma -enguk 01