الصفاوي صفاء يونس, and وارطان هاسميك انترانيك. “Comparative Study of Between P Chart and Multinomial Fuzzy Quality Control Chart ( FM)”. Journal of Economics and Administrative Sciences, vol. 24, no. 104, Oct. 2018, p. 329, https://doi.org/10.33095/jeas.v24i104.88.