Llerena Ramos, Luis Tarquino, Cesar Ramiro Bermeo Toledo, and Paula Marisol v. 2017. “Evaluation of Different Types of Substrates in Cocoa Nursery (Theobroma Cacao L.)”. International Journal of Science and Engineering Invention, January, 294 to 303. https://doi.org/10.23958/ijsei/vol03-i01/03.