@ARTICLE{HeRuWi18, author = {Heeren, Behrend and Rumpf, Martin and Wirth, Benedikt}, title = {Variational time discretization of {R}iemannian splines}, journal = {IMA J. Numer. Anal.}, volume = {39}, number = {1}, year = {2018}, pages = {61--104}, eprint = {1711.06069}, fjournal = {IMA Journal of Numerical Analysis}, owner = {heeren}, timestamp = {2017.11.16} }