Dominique Michelucci, Marc Neveu. Shortest circuits with given homotopy in a constellation. In Gershon Elber, Nicholas M. Patrikalakis, Pere Brunet, editors, Proceedings of the Ninth ACM Symposium on Solid Modeling and Applications, Genova, Italy, June 09-11, 2004. pages 297-302, ACM, 2004. [doi]
Abstract is missing.