Analyzing restrictive elements of leisure time physical activities (Gumushane University sample)Yeşim Songün, Ahmet Yılmaz Albayrak, Dursun Katkat, Serdar Bayrakdaroğlu and İbrahim CanSHS Web Conf., 31 (2016) 01017DOI: https://doi.org/10.1051/shsconf/20163101017