Paez, Luis Alexander, et al. “Effect of Phosphoric Rock on the Chemical, Microbiological and Enzymatic Quality of Poultry, Equine and Cattle Manure Compost Mix”. International Journal of Recycling of Organic Waste in Agriculture, vol. 11, no. 3, June 2022, https://doi.org/10.30486/ijrowa.2022.1930622.1247.