@article {10896,
	title = {Evidence for Berezinskii-Kosterlitz-Thouless transition in atomically flat two-dimensional Pb superconducting films},
	journal = {Solid State Communications},
	year = {2013},
	pages = {59-63},
	doi = {10.1016/j.ssc.2013.04.025},
	author = {Weiwei Zhao and Qingyan Wang and Minhao Liu and Wenhao Zhang and Yilin Wang and Mu Chen and Yang Guo and Ke He and Xi Chen and Yayu Wang and Jian Wang and Xincheng Xie and Qian Niu and Lili Wang and Xucun Ma and Jainendra K. Jain and M.H.W. Chan and Qi-Kun Xue}
}
