Effects of Dispersion and Focusing on the Production of Optical Harmonics Maker, P. D. ; Terhune, R. W. ; Nisenoff, M. ; Savage, C. M. Abstract Publication: Physical Review Letters Pub Date: January 1962 DOI: 10.1103/PhysRevLett.8.21 Bibcode: 1962PhRvL...8...21M