Agustina, F., N. Sumarti, and . K. A. Sidarto. “CONSTRUCTION OF THE BINO-TRINOMIAL METHOD USING THE FUZZY SET APPROACH FOR OPTION PRICING”. Journal of the Indonesian Mathematical Society, vol. 30, no. 2, Aug. 2024, pp. 179-04, doi:10.22342/jims.30.2.1775.179-204.