A preliminary results: crustal structure in celebes region based on receiver function analysisPuji Ariyanto, Muhammad Adli Dzilfikra, Marzuki Sinambela, Iman Suardi, Agus Marsono, Imam Tanthawi Anfasa, Relly Margiono and Munawar AliE3S Web Conf., 464 (2023) 14004DOI: https://doi.org/10.1051/e3sconf/202346414004