@book{23450,
	author = {Schröder, Ernst, and Lüroth, Jakob,},
	title = {Vorlesungen über die algebra der logik},
	publisher = {B. G. Teubner,},
	year = {1890-1905.},
	address = {Leipzig :},
	note = {Vol. 2, pt. 1-2, paged continuously.}
}