Vinsensia, D., Utami, Y. ., Simanjuntak, M. S. ., & Tarigan, A. R. . (2021). Study Of Fuzzy Goal Programming Model To Production Planning Problems Approach. Jurnal Teknik Informatika C.I.T Medicom, 13(2), 75–81. https://doi.org/10.35335/cit.Vol13.2021.149.pp75-81