Mardlotillah RR, Permana EB, Karya DF, Putra RS, Khusnah H, Zhulqurnain MRI, et al. Halal Certification Training as an Effort to Increase Customer Satisfaction in the Start-Up Business of UNUSA Students. Community Development Journal [Internet]. 2022 Aug. 31 [cited 2026 Jul. 22];6(2):52-6. Available from: https://journal2.unusa.ac.id/index.php/CDJ/article/view/2980