“Diversity of Arthropods and Parasitic Nematodes Population in Intercropping Patterns of Robusta Coffee” (2019) Pelita Perkebunan (a Coffee and Cocoa Research Journal), 35(1), pp. 33–41. Available at: https://mail.ccrjournal.com/index.php/ccrj/article/view/348 (Accessed: 30 April 2026).