HANDAJANI, S. S.; PRATIWI, H.; RESPATIWULAN, R.; SUSANTI, Y.; NIRWANA, M. B.; NARESWARI, L. P. TRUNCATED SPLINE SEMIPARAMETRIC REGRESSION TO HANDLE MIXED PATTERN DATA IN MODELING THE RICE PRODUCTION IN EAST JAVA PROVINCE. BAREKENG: Jurnal Ilmu Matematika dan Terapan, v. 19, n. 4, p. 2597-2608, 1 set. 2025.