Molano-Avellaneda, Z. et al. 2020. Progress in the study of cholupa (Passiflora maliformis L.) phenology in producing areas of Colombia. Revista Colombiana de Ciencias Hortícolas. 14, 1 (Oct. 2020), 32–43. DOI:https://doi.org/10.17584/rcch.2020v14i1.11251.