@book{13207,
	author = {Blackwood, Oswald Hance, and University of Pittsburgh.},
	title = {An Outline of atomic physics,},
	publisher = {J. Wiley & sons, inc.;},
	year = {1937.},
	address = {New York,},
	edition = {2d ed.},
	note = {"Answers to problems": p. 395-397.}
}