Hariyadi, A., Priambudi, A., Setiawan, R., Daryan, Purnama, H. and Yayus, A. 2012. Optimizing the habitat of the Javan rhinoceros (Rhinoceros sondaicus) in Ujung Kulon National Park by reducing the invasive palm Arenga obtusifolia. Pachyderm. 52, (Dec. 2012), 49–54. DOI:https://doi.org/10.69649/pachyderm.v52i.306.