@book{3005,
	author = {Krupka, D. and Krupka, D.},
	title = {Differential Geometry and its Applications },
	publisher = {D.Reidel Publishing Company,},
	year = {1987.},
	address = {Tokyo:},
	url = {http://10.10.170.122:8080/browse/book/27481}
}