Reference: Vertical organic electrochemical transistors for complementary circuits by Wei Huang, Jianhua Chen, Yao Yao, Ding Zheng, Xudong Ji, Liang-Wen Feng, David Moore, Nicholas R. Glavin, Miao Xie, Yao Chen, Robert M. Pankow, Abhijith Surendran, Zhi Wang, Yu Xia, Libing Bai, Jonathan Rivnay, J