Duvivier, Predner, Gelin Doréus, Robers Pierre Tescar, i Ophny Nicolas Carvil. 2024. „Agronomic Characteristics and Economic Performance of Cocoa Farms in Haiti”. Polish Journal of Agronomy, nr 1 (październik):44-53. https://journals.iung.pl/index.php/pja/article/view/328.