A. G. . Abubakar, M. R. . Mahmud, K. K. W. . Tang, and A. . Husaaini, “Presentation of a Wavelet‑Based Harmonic Model for Tidal Level Forecasting at Sabah and Sarawak”, GaEE, vol. 14, no. 4, pp. 5–23, Nov. 2020.