RAMADANTI, A.; NOVITASARI, D. C. R.; WIJAYA, I.; SWINDIARTO, V. T. P.; UTAMI, W. OPTIMIZATION OF TUG SERVICES IN TANJUNG PERAK PORT USING ASSIGNMENT MODEL BASED ON FORECASTING RESULTS OF TUG SERVICES. BAREKENG: Jurnal Ilmu Matematika dan Terapan, v. 16, n. 1, p. 263-270, 21 mar. 2022.