Kusumah A, Rahman S, Amar SCD. Analysis Of The Cooperation Of PT Pindad Bumn Bussiness Group In Increasing Umkm Productivity. EKOMBIS [Internet]. 14Jul.2024 [cited 21Nov.2024];12(3):2821–2828. Available from: https://jurnal.unived.ac.id/index.php/er/article/view/5966