Pudji Rahayu, Titi, and Muh Khusnul Khuluk. “Formulasi Hand Sanitizer Dari Bahan Tanaman Lidah Buaya (Aloe Vera) Di Desa Bejiruyung Sempor Kabupaten Kebumen”. Prosiding University Research Colloquium (May 27, 2021): 45–49. Accessed May 1, 2025. https://www.repository.urecol.org/index.php/proceeding/article/view/1259.