[1]
M. F. Fadillah Mardianto, H. Valida, F. F. Putri, D. M. Fauzi, and E. Pusporani, “PREDICTION OF THE INDONESIA COMPOSITE INDEX (ICI) USING THE ARCH GARCH APPROACH AND THE FOURIER SERIES”, BAREKENG: J. Math. & App., vol. 20, no. 1, pp. 0271-0286, Nov. 2025.