Safitri, A., N. Noval, dan M. Audina. “Pengaruh Penambahan Vitamin C Terhadap Nilai SPF Dan Evaluasi Fisik Sediaan Handbody Gel Ekstrak Daun Kersen (Muntingia Calabura L)”. Sains Medisina, vol. 1, no. 4, April 2023, hlm. 202-7, https://wpcpublisher.com/jurnal/index.php/sainsmedisina/article/view/63.