@book{77079,
	author = {Tanious, Naiem Shahat and Minnesota. University. Department of Civil and MineraL Engineering},
	title = {Mining subsidence},
	publisher = {Department of Civil and Mineral Engineering, University of Minnesota,},
	year = {1975},
	address = {Minneapolis, Minn. :},
	note = {NTIS PB 252 455}
}