Wahyuni HC, Andriani Eko P, Hasan Ubaidillah, Bilqis Sabrina A, M. Amin Zakariyah. Circular Economy Training of Halal Product Process in UMKM Mentored By PD Nasyiatul Aisyiah, Sidoarjo. Kontribusia [Internet]. 2025 Aug. 1 [cited 2026 Jun. 15];8(2):88-92. Available from: https://journal.umg.ac.id/index.php/kontribusia/article/view/8997