I. . Lolowang, S. L. J. . Lapian, W. J. A. . Tumbuan, and I. W. J. . Ogi, “The Effect of Online Advertisement on Purchase Intention Mediated by Brand Atitude (Study at Pt Akr Land Kawanua Emerald City Manado)”, IJBDE, vol. 2, no. 1, pp. 13–19, Jan. 2023.