Blade-coated sol-gel indium-gallium-zinc-oxide for inverted polymer solar cell oleh Yan-Huei Lee, Pei-Ting Tsai, Chia-Ju Chang, Hsin-Fei Meng, Sheng-Fu Horng, Hsiao-Wen Zan, Hung-Cheng Lin, Hung-Chuan Liu, Mei-Rurng Tseng, Han-Cheng Yeh