Mardhiyah WF, Azzahra PW, Alamsyah N. Analysis of the application of the product-service system in the development of MSMEs on the teras jajan. Mantik [Internet]. 2025Feb.28 [cited 2026Apr.18];8(4):1649-55. Available from: https://iocscience.org/ejournal/index.php/mantik/article/view/5861