List of Articles Natural gas supply chain Open Access Article Abstract Page Full-Text 1 - A Fuzzy Goal-Programming Model for Optimization of Sustainable Supply Chain by Focusing on the Environmental and Economic Costs and Revenue: A Case Study Mohammad Reza Zamanian Ehsan Sadeh Zeinolabedin Amini Sabegh Reza Ehtesham Rasi 10.22034/amfa.2019.578990.1134