[Valizadeh, Jaber] Islamic Azad Univ, Dept Management, Saveh Branch, Saveh, Iran.
[Boloukifar, Shadi] Eastern Mediterranean Univ, Ind Engn Dept, Gazimagusa, Cyprus.
[Soltani, Sepehr] Univ Houston, Coll Engn, Dept Ind Engn, Houston, TX USA.
[Hookerd, Ehsan Jabalbarezi] Cent China Normal Univ, Dept Sociol, Wuhan, Peoples R China.
[Fouladi, Farzaneh] Univ Sci & Culture, Master Business Adm, Tehran, Iran.