@book{57539,
	author = {"Kolthoff,I.M. and Elving, Philip.J., Eds."},
	title = {Treatise on Analytical Chemistry -Vol. VI Part 2: Analytical Chemistry of the Elements. Be.P?.N?.Ta.Tc.Ac.At.Fr.Po.Pa.},
	publisher = {Interscience},
	year = {New York},
	address = {1964}
}