@book{96799,
	author = {Yuan,George Xian-Zhi},
	title = {KKM theory and applications in nonlinear analysis},
	publisher = {Marcel Dekker},
	year = {1999},
	series = {Pure and applied mathematics},
	address = {New York},
	note = {A Programme of Monographs,Textbooks,and Lecture Notes}
}