000			00321nam a2200133Ia 4500
999			_c4671 _d4671
020			_a080066321
100			_aYariv A
245			_aProgress in Quantum Electronics Vol .I - Part - 1. Parametric Processes
250			_a1
260			_c1969 _bPERGAMON PRESS _aLondon
300			_a49
700			_aPearson J E
942			_cREF