F. Générau, E. Oudet, B. Velichkov: Numerical computation of the cut locus via a variational approximation of the distance function (Preprint) 2020 F. Générau, E. Oudet, B. Velichkov: Cut locus on compact manifolds and uniform semiconcavity estimates for a variational inequality Arch. Rat. Mech. Anal. (Accepted Paper) 2022