Rodríguez-Polanco, Eleonora, et al. “Validation of black spot [(Pseudocercospora purpurea (Cooke) Deighton] management strategies in avocado crops in northern Tolima (Colombia)”. Revista Colombiana de Ciencias Hortícolas, vol. 14, no. 2, May 2020, pp. 178-91, doi:10.17584/rcch.2020v14i2.10169.