Triardhana Y. Improving Shuttlecock Product and Brand Management for Shuttlecock Entrepreneurs and Craftsmen in Nglaban Village and Sumengko, Nganjuk Regency. jsm [Internet]. 2023 Nov. 28 [cited 2025 Jul. 5];1(1):33-7. Available from: https://ejournal.unesa.ac.id/index.php/jsm/article/view/57582