SIRTOU Fatima Ezzahra and AOUJIL Ali 2026. COLLABORATIVE GOVERNANCE QUALITY AND THE FORMALIZATION OF SUSTAINABILITY MANAGEMENT INSTRUMENTS IN SMART CITY PROJECTS: EVIDENCE FROM AN EMERGING URBAN CONTEXT. International Journal of Economic Studies and Management (IJESM). 6, 3 (Jun. 2026), 290–307. DOI:https://doi.org/10.5281/zenodo.20829706.