Index of Mangrove Health Around the Ex-Bauxite Mining Area, Tanjungpinang City, Riau Islands ProvinceDiana Azizah, Rasoel Hamidy, Mubarak Mubarak, Efriyeldi Efriyeldi, Wahyu Muzammil, Febrianti Lestari and Sri MurtiniE3S Web Conf., 324 (2021) 01008DOI: https://doi.org/10.1051/e3sconf/202132401008