@article {Hong2016,
title = {Trigonal Cu 2 -II-Sn-VI 4 (II = Ba, Sr and VI = S, Se) quaternary compounds for earth-abundant photovoltaics},
journal = {Phys. Chem. Chem. Phys.},
volume = {18},
year = {2016},
month = {Jan-01-2016},
pages = {4828 - 4834},
issn = {1463-9076},
doi = {10.1039/C5CP06977G},
url = {http://xlink.rsc.org/?DOI=C5CP06977G}
}