High-Crystalline Medium-Band-Gap Polymers Consisting of Benzodithiophene and Benzotriazole Derivatives for Organic Photovoltaic Cells - Kim,J-H; Song,CE; Shin,N; Kang,H; Wood,S; Kang,I-N; Kim,BJ; Kim,B; Kim,J-S; Shin,WS; Hwang,D-H (ACS APPLIED MATERIALS & INTERFACES, 2013)