Marcelo Javier Mancheno – Saá, Jenny Margoth Gamboa – Salinas, Jacqueline del Pilar Hurtado – Yugcha and Alicia Giovanna Ortiz - Morales 2023. Digital Marketing (MKT) and Microenterprises (SMEs). Main challenges in Ecuador . Migration Letters. 20, S1 (Jul. 2023), 1185–1195. DOI:https://doi.org/10.59670/ml.v20iS1.5035.