Volume & Issue: Volume 9, Issue 4, September and October 2012, Pages 1-158 
3. EFFICIENCY IN FUZZY PRODUCTION POSSIBILITY SET

Pages 17-30

T. Allahviranloo; F. Hosseinzadeh Lotfi; M. AdabitabarFirozja


9. L-FUZZIFYING TOPOLOGICAL GROUPS

Pages 115-132

Shai-yan Zhang; Cong-hua Yan