@article {Nakamura2019Cdfree,
	title = {Cd-Free Cu(In,Ga)(Se,S)<sub>2</sub> Thin-Film Solar Cell With Record Efficiency of 23.35\%},
	journal = {IEEE Journal of Photovoltaics},
	volume = {9},
	year = {2019},
	pages = {1863-1867},
	doi = {10.1109/JPHOTOV.2019.2937218},
	url = {https://ieeexplore-ieee-org.udel.idm.oclc.org/document/8825469/authors$\#$authors},
	author = {M. Nakamura and K. Yamaguchi and Y. Kimoto and Y. Yasaki and T. Kato and H. Sugimoto}
}
