@book{5065,
	author = {Peng, Syd S., and Ma, W. M.},
	title = {Surface subsidence engineering /},
	publisher = {Society for Mining, Metallurgy, and Exploration,},
	year = {c1992.},
	address = {Littleton, Colorado. :},
	note = {"Reviewed and supplemented by W.M. Ma and W.L. Zhong"--T.p. verso.}
}