CLAUSECKER, Robert; REINEFELD, Alexander. Zero-Aware Pattern Databases with 1-Bit Compression for Sliding Tile Puzzles. Proceedings of the International Symposium on Combinatorial Search, [S. l.], v. 10, n. 1, p. 35–43, 2021. DOI: 10.1609/socs.v10i1.18500. Disponível em: https://ojs.aaai.org/index.php/SOCS/article/view/18500. Acesso em: 27 may. 2026.