Husain, H., Rahayu, P.I., Nisardi, M.R., Al-Fadhilah, M.A. and Husain, A. 2025. Semiparametric Biresponse Regression Modeling Mixed Spline Truncated, Fourier Series, and Kernel in Predicting Rainfall and Sunshine. Statistics, Optimization & Information Computing. 14, 1 (Apr. 2025), 62-76. DOI:https://doi.org/10.19139/soic-2310-5070-2166.