Nusantoro, G.D., Muslim, M.A., Purwanto, P. and C., R.I. 2013. Rancang Bangun Rotary Inverted Pendulum (RIP) dengan Menggunakan Kontrol PID. Jurnal EECCIS (Electrics, Electronics, Communications, Controls, Informatics, Systems). 6, 2 (Apr. 2013), pp.161–170. DOI:https://doi.org/10.21776/jeeccis.v6i2.186.