Bioactive Andean sweet potato starch-based foam incorporated with oregano or thyme essential oil - Cruz-Tirado, J. P.; Ferreira, Ramon Sousa Barros; Lizárraga, Edward; Tapia-Blacido, Delia Rita; Silva, N. C. C.; Angelats-Silva, Luis; Siche, Raúl (Food Packaging and Shelf Life, 2020)