Generalized Dedekind sums, correlation of $L$-series, and the Galois module of $\cot(\pi/{}N)\cot(m\pi/{}N)$
Tom 107 / 2003
Acta Arithmetica 107 (2003), 69-89
MSC: 11F20, 11M20, 11R18.
DOI: 10.4064/aa107-1-6