Geodesics on Riemann surfaces with ramification points of order greater than two.
The √p Riemann surface
Corrigendum to "Continuous solutions of a homogeneous functional equation".
Continuous solutions of a homogeneous functional equation.
On the infinite volume Hecke surfaces
Length spectra of the Hecke triangle groups.
On Dirichlet series and Hecke triangle groups of infinite volume
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