scholarly journals Prioritization of low-carbon suppliers based on Pythagorean fuzzy group decision making with self-confidence level

2019 ◽  
Vol 32 (1) ◽  
pp. 1073-1087 ◽  
Author(s):  
Shouzhen Zeng ◽  
Xinming Peng ◽  
Tomas Baležentis ◽  
Dalia Streimikiene
2014 ◽  
Vol 27 (2) ◽  
pp. 901-912 ◽  
Author(s):  
José M. Merigó ◽  
Marta Peris-Ortiz ◽  
Daniel Palacios-Marqués

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