Fröhlich, A. 1916- Classgroups and Hermitian modules/ A. Fröhlich. - Boston: Birkhäuser, 1984. - xvii, 226 p. ; 23 cm. - Progress in mathematics ; vol. 48. . - Progress in mathematics; . Includes index. Bibliography: p. 221-223. ISBN: 0817631828 LCCN: 84011109 Subjects--Topical Terms: Class groups (Mathematics)Modules (Algebra) Dewey Class. No.: 512.74 / F948c