Natthapat Rattanawichai และ Paravee Vas-Umnuay. (2017) Effects of PbS Quantum Dot doped TiO2 Nanotubes as Electron Transporting Layer on the Efficiency of Perovskite Solar Cells. Chulalongkorn University:ม.ป.ท.Natthapat Rattanawichai และ Paravee Vas-Umnuay. 2017. Effects of PbS Quantum Dot doped TiO2 Nanotubes as Electron Transporting Layer on the Efficiency of Perovskite Solar Cells. ม.ป.ท.:Chulalongkorn University;Natthapat Rattanawichai และ Paravee Vas-Umnuay. Effects of PbS Quantum Dot doped TiO2 Nanotubes as Electron Transporting Layer on the Efficiency of Perovskite Solar Cells. ม.ป.ท.:Chulalongkorn University, 2017. Print.