B. Y. Marpaung, F. S. Zulham, K. Fitri, N. Buulolo, R. M. L. Marpaung, and M. Meisuri, “An Analysis of Illocutionary Speech Acts In Instagram Comments on @Skintificid Posts”, Journal.Komprehensif, vol. 4, no. 1, pp. 309–321, Apr. 2026.