@article{mansoor_abubakar_zaman_ali_khan_2019,  title={Design of Three-Layer Antireflection Coating for High Reflection Index Lead Chalcogenide},  volume={22},  ISSN={1516-1439},  url={https://doi.org/10.1590/1980-5373-MR-2018-0534},  DOI={10.1590/1980-5373-MR-2018-0534},  number={5},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Mansoor, Muhammad and Abubakar and Zaman, Saba and Ali, Liaqat and Khan, Shaheed},  year={2019},  pages={e20180534} }