MANURUNG, J. M. Puzzle Game With a Combination of Forward Chaining and Backward Chaining Methods. Jurnal Info Sains : Informatika dan Sains, [S. l.], v. 10, n. 1, p. 13–18, 2020. DOI: 10.54209/infosains.v10i1.27. Disponível em: https://ejournal.seaninstitute.or.id/index.php/InfoSains/article/view/27. Acesso em: 6 may. 2026.