@book{38462,
	author = {Bottger, Leipzig},
	title = {Chromatographie verdampfungsanalyse, spektroskopie konduktometrie, photoelektrometrie polarographie, potentiometrie.},
	publisher = {Akademische Verlagsgesellschaft M.B.H,},
	year = {1939.},
	address = {Leipzig :}
}