“Determination of Criteria and Drought Tolerance of Prope-Legitimate Cocoa Seed Through Polyethylene Glycol Induction” (2020) Pelita Perkebunan (a Coffee and Cocoa Research Journal), 36(2), pp. 120–130. Available at: https://mail.ccrjournal.com/index.php/ccrj/article/view/435 (Accessed: 30 April 2026).