Saifudin, M.V., Yani, M. and Indayani, L. 2025. Influence of Viral Marketing, Celebrity Endorsement, and Brand Awareness on Purchase Decision of Specs in Sidoarjo . Airlangga Journal of Innovation Management. 6, 2 (Jun. 2025), 199–218. DOI:https://doi.org/10.20473/ajim.v6i2.72657.