Estimation and ground validation of CO Concentration dispersion modelling in five different road types in Makassar CityNurul Masyiah Rani Harusi, Sumarni Hamid Aly, Mitani Yasuhiro, Muhammad Raif Rafi’i and Khaerul AmruE3S Web Conf., 682 (2025) 04004DOI: https://doi.org/10.1051/e3sconf/202568204004