Suryono, I.A. , Yacobus, A. and Brigitta , M.Y.F. 2021. Amidst COVID – 19 Pandemic: How to Gain Customer Advocacy for Indonesian Online Marketplaces Selling Luxury Products?. RSF Conference Series: Business, Management and Social Sciences. 1, 3 (Oct. 2021), 199–210. DOI:https://doi.org/10.31098/bmss.v1i3.320.