فهرس المقالات hamid izadbakhsh المقاله 1 - Z-Cognitive Map: An Integrated Cognitive Maps and Z-Numbers Approach under Cognitive Information 20.1001.1.23222301.2020.6.2.4.4 10.30495/jsm.2020.677237 Mostafa Izadi Rassoul Noorossana Hamidreza Izadbakhsh Saber Saati Mohammad Khalilzadeh Journal of System Management , العدد 4 , السنة 6 , بهار 2020