The Effect of Customer Relationship Management (CRM) on the Productivity and Customers' re- attendance in Sports Clubs of Kermanshah province

Volume 9, Issue 17, December 2019, Pages 109-120

10.22084/smms.2019.19119.2394

sirous ahmadi; ali khojasteh; Azadeh alinezhad

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Trend Analysis of the Competitive Balance in Iran's Premier League of Football and other Asian Premier Leagues Using Standards such as Premier K, Lorenz Curve and Gini Coefficient

Volume 5, Issue 9, September 2015, Pages 49-60

majid vali; sirous ahmadi

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An investigation into relationship between social trust and women’s attendance at gymnasiums

Volume 3, Issue 6, March 2014, Pages 1-9

Siroos ahmadi; Masoud Naderian; Saeed Kargar

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