Drivers and barriers for the development of smart sustainable cities : a systematic literature reviewSchuch de Azambuja, LuizaICEGOV '21: Proceedings of the 14th International Conference on Theory and Practice of Electronic Governance2021 / p. 422 - 428 https://doi.org/10.1145/3494193.3494250 Conference Proceedings at Scopus Article at Scopus Article at WOS