Optimization of Citrus aurantifolia peel extract encapsulation in alginate-gelatin hydrogel microbeads for antibacterial wound dressing applications oleh Euis Julaeha, Winda Rian Puspita, Nandang Permadi, Asep Harja, Sarifah Nurjanah, Tatang Wahyudi, Jamaludin Al-Anshori