“Shades of Shade: Determinants of Conservation Practices in Coffee Plantations for Ecosystem Services Provision in Puerto Rico, a Preliminary Analysis”, GJSFR, vol. 16, no. D4, pp. 1–30, Jul. 2016, Accessed: Aug. 14, 2026. [Online]. Available: https://www.journalofscience.org/index.php/GJSFR/article/view/1816