Satrio, Danang, and Nur Ermawati. 2020. “Formulasi Strategi Pemasaran Produk Maria (Curcuma Zedoria) Hand Sanitizer Di Tengah Pandemi COVID-19”. JRB-Jurnal Riset Bisnis 4 (1), 49-57. https://doi.org/10.35814/jrb.v4i1.1604.