Shahabi, A., Shojaie, A. abbas, & Javadi, M. (2019). Investigating Cause and Effect Relationships and Prioritizing of GM Assessment Indexes based on Economic, Resources, Energy and Environmental Attributes and PSR Framework using Gray DEMATAL. Fronteiras: Journal of Social, Technological and Environmental Science, 8(2), 392-407. https://doi.org/https://doi.org/10.21664/2238-8869.2019v8i2.p392-407