Widayanti, Ari, Hariyanti, and Sri Nevi Gantini. “Pelatihan Dan Workshop Pembuatan Hand Sanitizer Bahan Alami Bagi Guru Dan Para Wali Murid TK Aisyiyah 71 Duren Sawit Jakarta Timur”. Jurnal SOLMA 10, no. 1s (April 23, 2021): 216-223. Accessed November 28, 2021. https://journal.uhamka.ac.id/index.php/solma/article/view/3262.