Joep Hamersma, Marc J. van Kreveld, Yushi Uno, Tom C. van der Zanden. Gourds: A Sliding-Block Puzzle with Turning. In Yixin Cao 0001, Siu-Wing Cheng, Minming Li, editors, 31st International Symposium on Algorithms and Computation, ISAAC 2020, December 14-18, 2020, Hong Kong, China (Virtual Conference). Volume 181 of LIPIcs, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2020. [doi]
Abstract is missing.