Asbur, Y., Yahyar, S., Murtilaksono, K., ., S., & Sutarta, E. S. (2015). Study of Asystasia gangetica (L.) Anderson Utilization as Cover Crop under Mature Oil Palm with Different Ages. International Journal of Sciences: Basic and Applied Research (IJSBAR), 19(2), 137-148. https://gssrr.org/JournalOfBasicAndApplied/article/view/3315