Wong, S.K.M., W. Ziarko, and V.V. Raghavan. “An Enhancement of Boolean Retrieval Systems Based on Term Co-Occurrence Frequencies Un amélioration Des systèmes d’information Basé Sur La Cooccurrence De Termes”. Proceedings of the Annual Conference of CAIS / Actes du congrès annuel de l’ACSI (March 26, 2022). Accessed February 9, 2025. https://journals.library.ualberta.ca/ojs.cais-acsi.ca/index.php/cais-asci/article/view/1303.