Firmanda H, Juliano G. Edukasi pembuatan hand sanitizer berbahan alami kepada masyarakat di nagari persiapan aia manggih utara, Kecamatan Lubuk Sikaping. unricsce [Internet]. 19Nov.2020 [cited 29Jun.2026];2:84-9. Available from: http://conference.unri.ac.id/index.php/unricsce/article/view/144