S. Bekti, M. Mistianah, T. M. Aris, A. A. Pangestuti, and Y. Yati, “Analysis the Application of Public Health Protocols of Covid 19 in Malang City, East Java, Indonesia”, J. Ilm. Pendidik. Jasm, vol. 6, no. 2, pp. 341–348, Jun. 2022.