Numbers / H.-D. Ebbinghaus ... [et al.] ; with an introduction by K. Lamotke ; translated by H.L.S. Orde ; edited by J.H. Ewing. - New York : Springer-Verlag, c1990. - xviii, 391 p. - Graduate texts in mathematics ; 123 . Translation of: Zahlen. ISBN: 0387972021 LCCN: 91016037 Subjects--Topical Terms: Number theory.