@article {he2009simulation,
	title = {Simulation of inhomogeneous strain in Ge-Si core-shell nanowires},
	journal = {Frontiers of Electrical and Electronic Engineering in China},
	volume = {4},
	number = {3},
	year = {2009},
	pages = {342{\textendash}347},
	publisher = {SP Higher Education Press},
	author = {He, Yuhui and Yuning Zhao and Chun Fan and Liu, Xiaoyan and Han, Ruqi}
}
