@article{143631, author = {Jun Chen and P. Jonsson and J Wilkins and Zachary Levine}, title = {Nonlinear Local Field Corrections to the Optical Second-Harmonic Susceptibility of Insulating Crystals}, year = {1997}, number = {56}, month = {1997-01-01}, publisher = {Physical Review B (Condensed Matter and Materials Physics)}, language = {en}, }