Jesús Leaños, Criel Merino, Gelasio Salazar, Jorge Urrutia. Spanning Trees of Multicoloured Point Sets with Few Intersections. In Jin Akiyama, Edy Tri Baskoro, Mikio Kano, editors, Combinatorial Geometry and Graph Theory, Indonesia-Japan Joint Conference,IJCCGGT 2003, Bandung, Indonesia, September 13-16, 2003, Revised Selected Papers. Volume 3330 of Lecture Notes in Computer Science, pages 113-122, Springer, 2003. [doi]
Abstract is missing.