International Journal of Supply and Operations Management 1 2 2014 08 01 A Literature Review on the Fuzzy Control Chart; Classifications & Analysis167 189 en Mohammad Hossein Zavvar Sabegh Kharazmi University, Tehran, Iran Ablofazl Mirzazadeh Kharazmi University, Tehran, Iran Saber Salehian Kharazmi University, Tehran, Iran Gerhard Wilhelm Weber Middle East Technical University,Ankara, Turkey 2014 08 02 Fuzzy Control Chart Fuzzy Set Theory Literature Review Conceptual Classification http://www.ijsom.com/pdf_2046_f66cf3d0a52ee7650756e8627102de9e.html