José R. Correa, Omar Larré, José A. Soto. TSP Tours in Cubic Graphs: Beyond 4/3. In Leah Epstein, Paolo Ferragina, editors, Algorithms - ESA 2012 - 20th Annual European Symposium, Ljubljana, Slovenia, September 10-12, 2012. Proceedings. Volume 7501 of Lecture Notes in Computer Science, pages 790-801, Springer, 2012. [doi]
Abstract is missing.