“FORMULASI DAN UJI SIFAT FISIK PASTA GIGI GEL DARI EKSTRAK KERING JAHE MERAH (Zingiber Officinale Roscoe Var. Rubrum): FORMULATION AND PHYSICAL PROPERTIES TEST OF DRY EXTRACT RED GINGER IN GEL TOOTHPASTE (Zingiber Officinale Roscoe Var. Rubrum)”, JPFI, vol. 10, no. 1, pp. 6–11, Jun. 2021.