Acute effects of crude oilfor three common mangrove seedling in segara anakan nature reserve (sanr) cilacap, IndonesiaTaufan Harisam, Sugiyono, Rudhi Pribadi, Asrul Sari Siregar, Dewi Wisudyanti Budi Hastuti and Norman Arie PrayogoE3S Web Conf., 47 (2018) 04005DOI: https://doi.org/10.1051/e3sconf/20184704005