Subchan, S. and Asfihani, T. (2013) “THE MISSILE GUIDANCE ESTIMATION USING EXTENDED KALMAN FILTER-UNKNOWN INPUT-WITHOUT DIRECT FEEDTHROUGH (EKF-UI-WDF) METHOD”, Journal of the Indonesian Mathematical Society, 19(1), pp. 1–14. doi: 10.22342/jims.19.1.124.1-14.