A. V. Casimiro, C. Chua, D. E. Pasquin, and J. R. Grimaldo, “The Relationship of Facebook Messenger Marketing to the Purchasing Intention of the Consumers of Philippine MSMEs”, JBMS, vol. 4, no. 2, pp. 262–276, Apr. 2022, doi: 10.32996/jbms.2022.4.2.21.