@article{CTT100803103,
  author = {Ahmed Ali Said and Jian Xie and Yang Wang and Zongrui Wang and Yu Zhou and Kexiang Zhao and Wei-Bo Gao and Tsuyoshi Michinobu and Qichun Zhang},
  title = {Efficient Inverted Perovskite Solar Cells by Employing N-Type (D-A1-D-A2) Polymers as Electron Transporting Layer},
  journal = {Small},
  year = 2018,
}