Thao, Tran Thi, et al. “Optical Property and Photoelectrical Performance of a Low-Bandgap Conducting Polymer Incorporated With Quantum Dots Used for Organic Solar Cells”. <i>Communications in Physics</i>, vol. 25, no. 2, Sept. 2015, p. 139, doi:10.15625/0868-3166/25/2/6200.