Strohmaier, Alexander (2017). Girouard, Alexandre (ed.). "Compuration of eigenvalues, spectral zeta functions and zeta-determinants on hyperbolic surfaces". Contemporary Mathematics. 700. Montréal: Centre de Recherches Mathématiques and American Mathematical Society: 194. arXiv:1603.07356. doi:10.1090/conm/700. ISBN9781470426651.
Strohmaier, Alexander (2017). Girouard, Alexandre (ed.). "Compuration of eigenvalues, spectral zeta functions and zeta-determinants on hyperbolic surfaces". Contemporary Mathematics. 700. Montréal: Centre de Recherches Mathématiques and American Mathematical Society: 194. arXiv:1603.07356. doi:10.1090/conm/700. ISBN9781470426651.