Kajian aktivitas antioksidan jahe emprit (zingiber officinale roxb.) dan jahe merah (zingiber officinale roxb. Var. Rubrum theilade) terhadap perlakuan panas = Study of antioxidant activity of small yellow ginger (zingiber officinale roxb.) And red ginger (zingiber officinale roxb. Var. Rubrum theilade) with heat treatment - Sagina, Nabila Marwa (2015)