TY - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) A1 - XIAO Bing-feng, YAO Bing-xue T1 - (λ,μ)-anti-fuzzy normal subgroup Y1 - 2011-12-20 JF - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) JO - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) SP - 120 EP - 123 VL - 46 IS - 12 UR - http://lxbwk.njournal.sdu.edu.cn N1 - ER -