D. R. Guelfi, R. dos A. Reis Jr, and W. F. T. Chagas, “Enhanced efficiency phosphorous fertilizers on the coffee crop in sandy soil”, ijhaf, vol. 5, no. 1, Feb. 2021, Accessed: Apr. 07, 2025. [Online]. Available: https://journal-repository.com/index.php/ijhaf/article/view/3133