Damai Yanti, F.A. and Maharani, D. 2022. Opi Mall Marketing Communication Efforts to Increase the Number of Visitors During the Covid-19 Pandemic in 2021. Devotion : Journal of Research and Community Service. 3, 11 (Sep. 2022), 1.078–1.083. DOI:https://doi.org/10.36418/dev.v3i11.214.