@book{UBHD-1038016, editor={Hejhal, Dennis A.}, publisher={Springer}, address={Berlin}, year={1976}, pages={IV, 516 S.}, language={eng}, isbn={0-387-07988-2 and 3-540-07988-2 and 978-3-540-07988-0 and 978-0-387-07988-2}, number={ARRAY(0x557fc658e3d0)}, series={Lecture notes in mathematics}, library={MA [Signatur: Hejha::1]}, }