de Oliveira Oliveira, M. 2025. Sound Over-Approximation of Equational Reasoning with Variable-Preserving Rules Parameterized by Derivation Depth. Proceedings of the AAAI Conference on Artificial Intelligence. 39, 14 (Apr. 2025), 14867–14874. DOI:https://doi.org/10.1609/aaai.v39i14.33630.