Napitupulu R, Rodika R. Iptek Bagi Masyarakat (IbM) Kelompok Usaha Pembuat Rusip. Manutech [Internet]. 2019 May 14 [cited 2026 Sep. 22];9(01):61-6. Available from: https://ejournal.polman-babel.ac.id/index.php/manutech/article/view/34