Cho, K. T., Trukhina, O., Roldan-Carmona, C., Ince, M., Gratia, P., Grancini, G., et al. (2017). Molecularly Engineered Phthalocyanines as Hole-Transporting Materials in Perovskite Solar Cells Reaching Power Conversion Efficiency of 17.5%. Advanced Energy Materials, 7(7): 1601733. doi:10.1002/aenm.201601733.