@inproceedings{inproceedings4c14ae32, title = {Spectroscopic discrimination of resonant and nonresonant contributions to the nonlinear refractive index in ion doped solids}, author = {Lima, Sandro Márcio and Catunda, Tomaz}, year = {2003}, publisher = {Sociedade Brasileira de Física}, booktitle = {Encontro Nacional de Física da Matéria Condensada} }