Oded Goldreich. Finding the Shortest Move-Sequence in the Graph-Generalized 15-Puzzle Is NP-Hard. In Oded Goldreich, editor, Studies in Complexity and Cryptography. Miscellanea on the Interplay between Randomness and Computation - In Collaboration with Lidor Avigad, Mihir Bellare, Zvika Brakerski, Shafi Goldwasser, Shai Halevi, Tali Kaufman, Leonid Levin, Noam Nisan, Dana Ron, . Volume 6650 of Lecture Notes in Computer Science, pages 1-5, Springer, 2011. [doi]
@incollection{Goldreich11-0, title = {Finding the Shortest Move-Sequence in the Graph-Generalized 15-Puzzle Is NP-Hard}, author = {Oded Goldreich}, year = {2011}, doi = {10.1007/978-3-642-22670-0_1}, url = {http://dx.doi.org/10.1007/978-3-642-22670-0_1}, tags = {graph-rewriting, rewriting}, researchr = {https://researchr.org/publication/Goldreich11-0}, cites = {0}, citedby = {0}, pages = {1-5}, booktitle = {Studies in Complexity and Cryptography. Miscellanea on the Interplay between Randomness and Computation - In Collaboration with Lidor Avigad, Mihir Bellare, Zvika Brakerski, Shafi Goldwasser, Shai Halevi, Tali Kaufman, Leonid Levin, Noam Nisan, Dana Ron, }, editor = {Oded Goldreich}, volume = {6650}, series = {Lecture Notes in Computer Science}, publisher = {Springer}, isbn = {978-3-642-22669-4}, }