%0 Journal Article %T Abnormal S-fuzzy Subpolygroups %A H. Hedayati %A A. Ebrahimian %J IAENG International Journal of Applied Mathematics %D 2012 %I International Association of Engineers (IAENG) %U http://www.iaeng.org/IJAM/issues_v42/issue_1/IJAM_42_1_05.pdf