Yi, Q; Wu, J; Zhao, J; Wang, H; Hu, J; Dai, X; Zou, G; (2017) Tuning Bandgap of p-Type Cu2Zn(Sn, Ge)(S, Se)4 Semiconductor Thin Films via Aqueous Polymer-Assisted Deposition. ACS Applied Materials & Interfaces , 9 (2) pp. 1602-1608. 10.1021/acsami.6b13683.