@article {Xie2003161,
	title = {Using contour lines to generate digital elevation models for steep slope areas: A case study of the Loess Plateau in North China},
	journal = {Catena},
	volume = {54},
	number = {1-2},
	year = {2003},
	note = {施引文献 14},
	pages = {161-171},
	doi = {10.1016/S0341-8162(03)00063-8},
	url = {http://www.scopus.com/inward/record.url?eid=2-s2.0-0347659476\&partnerID=40\&md5=f7e832e23b0025d672fdf22df1aeba90},
	author = {Xie, K. and Wu, Y. and X. Ma and Y. Liu and B. Liu and Hessel, R.}
}
