Gultom, E., H. Hestina, and R. U. Ginting. “EDUKASI DAN PEMBUATAN HAND SANITIZER DI MASA PANDEMI COVID-19”. Jurnal Abdimas Mutiara, vol. 2, no. 2, Sept. 2021, pp. 65-67, https://e-journal.sari-mutiara.ac.id/index.php/JAM/article/view/2130.