Supheni I, Olpah H, Ambarwati A, Nabila AJ, Novianti GE. Training and Accompaniment Innovation Product Superior and Marketing. EPS [Internet]. 2023 Aug. 25 [cited 2026 Feb. 26];6(2):110-7. Available from: https://ejournal.itbwigalumajang.ac.id/index.php/eps/article/view/919