N. Sari, M. Priastomo, and N. Indriyanti, “Efektivitas Jenis Bahan Masker Kain Berdasarkan Kemampuan Penyaringan Mikroba: Effectiveness of Fabric Mask Material Types Based on Microbial Filtration Capabilities”, Proc. Mul. Pharm. Conf., vol. 14, no. 1, pp. 49–57, Dec. 2021.