Gutiérrez, F., Rojas-Bourrillón, A., Dormond, H., Poore, M., & Wing Ching-Jones, R. (2003). Nutritive value and fermentative characteristics of pinneaple waste and poultry litter silages.

Gutiérrez, Francisco, Augusto Rojas-Bourrillón, Herberth Dormond, Mathew Poore, و Rodolfo Wing Ching-Jones. Nutritive Value and Fermentative Characteristics of Pinneaple Waste and Poultry Litter Silages. 2003.

Gutiérrez, Francisco, et al. Nutritive Value and Fermentative Characteristics of Pinneaple Waste and Poultry Litter Silages. 2003.