@article{hussain_kumbhakar_2006,  title={Nonlinear optical properties of some newly developed crystals for measurement of ultrafast laser pulses},  volume={36},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332006000700028},  DOI={10.1590/S0103-97332006000700028},  number={4a},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Hussain, Kamal and Kumbhakar, Pathik},  year={2006},  month={Dec},  pages={1281–1284} }