Alumina-hydroxyapatite nanocomposites and their applications for the removal of phenolic compounds from water: A comparative studyKhadija Bouiahya, A. Oulguidoum and Abdelaziz LaghzizilE3S Web Conf., 150 (2020) 02008DOI: https://doi.org/10.1051/e3sconf/202015002008