PongruengkiatW., TippayawongK. Y., AggarangsiP., PichayapanP., KatongtungT., & TippayawongN. (2023). Applying Delphi method to develop sustainable city indexes. TeMA - Journal of Land Use, Mobility and Environment, 16(1), 165-182. https://doi.org/10.6093/1970-9870/9813