@book{27184,
	author = {Vol'pert, A. I. and Khud�i�aev, S. I.},
	title = {Analysis in classes of discontinuous functions and equations of mathematical physics /},
	publisher = {Nijhoff,},
	year = {1985.},
	address = {Lancaster :},
	note = {Physics. Applications of functional analysis (BNB/PRECIS)}
}