@article{article45a8d1d3, title = {Optical absorption study of radiation and thermal effects in brazilian samples of spodumene}, author = {Isotani, S and Fujii, A T and Antonini, R and Pontuschka, W. M. and Rabbani, S. R. and Furtado, W W}, year = {1991}, journal = {Anais da Academia Brasileira de Ciencias} }