TY  - JOUR
AU  - Amirfakhrian, Majid
TI  - Approximation of the n-th Root of a Fuzzy
Number by Polynomial Form Fuzzy
Numbers
JO  - Theory of Approximation and Applications
VL  - 9
IS  - 1
SP  - 1
EP  - 16
PY  - 2015
DO  - 
ER  -