Irawan, Bambang, and Muhammad Hidayat. “Evaluation of Covid19.kaltimprov.go.Id Website As Covid-19 Pandemic Information Spread in East Kalimantan Province”. Matra Pembaruan: Jurnal Inovasi Kebijakan, vol. 5, no. 2, Nov. 2021, pp. 103-14, doi:10.21787/mp.5.2.2021.103-114.