TY  - JOUR
AU  - Cables, Elio
AU  - Lamata, María Teresa
AU  - Verdegay, Jose Luis
TI  - The Reference Ideal Method and the Pythagorean Fuzzy Numbers
JO  - Fuzzy Optimization and Modeling Journal
VL  - 1
IS  - 1
SP  - 32
EP  - 41
PY  - 2020
DO  - 
ER  -