Samiadji Herdjunanto (2018) “Unknown Input Observer for Robust Fault Signal Detection Against Disturbances Using LMI”, Jurnal Nasional Teknik Elektro dan Teknologi Informasi, 7(2), pp. 197-203. vailable at: https://jurnal.ugm.ac.id/v3/JNTETI/article/view/2771 (ccessed: 14July2026).