@article { WOS:000485015600002,
	title = {Dopant-free Spiro-OMeTAD as hole transporting layer for stable and efficient perovskite solar cells},
	journal = {ORGANIC ELECTRONICS},
	volume = {74},
	year = {2019},
	month = {NOV},
	pages = {7-12},
	issn = {1566-1199},
	doi = {10.1016/j.orgel.2019.06.039},
	author = {Luo, Wei and Wu, Cuncun and Wang, Duo and Zhang, Zehao and Qi, Xin and Guo, Xuan and Qu, Bo and Xiao, Lixin and Chen, Zhijian}
}
