Kamar, K., E. Hendrayani, S. B. Utomo, W. Furbani, and R. Ratnawati. “Influence of Promotional Strategies Through Social Media on The Purchase Decision of The Garskin Dimediate Word of Marketing”. Kontigensi : Jurnal Ilmiah Manajemen, Vol. 11, no. 2, Dec. 2023, pp. 740-8, doi:10.56457/jimk.v11i2.461.