@book{9861,
	author = {Conference on Methods and Problems of Theoretical Physics and Peierls, Rudolf Ernst, and University of Birmingham.},
	title = {Methods and problems of theoretical physics :},
	publisher = {North-Holland Pub. Co.,},
	year = {c1970.},
	address = {Amsterdam : },
	note = {Distributed in the U.S.A. by American Elsevier Pub. Co.}
}