@article{Lu-2015-SB,
	doi = {10.1007/s11434-015-0774-3},
	year = {2015},
	volume = {60},
        number = {8},
	pages = {806-811},
	author = {Yan Lu and Xiao-Li Li and Xin Zhang and Jiang-Bin Wu and Ping-Heng Tan},
	title = {Optical contrast determination of the thickness of {S}i{O}$_2$ film on {S}i substrate partially covered by two-dimensional crystal flakes},
	journal = {Sci. Bull.}
}