Syach, Sabaruddin, et al. “Chicken Feed Processing Machines Using Autodesk Inventor Software: Rancang Bangun Mesin Pengolah Pakan Ayam Menggunakan Software Autodesk Inventor”. Procedia of Engineering and Life Science, vol. 1, no. 1, Mar. 2021, doi:10.21070/pels.v1i1.809.