Becerra Molina E, Calle Masache O, Astudillo Arias P, Ojeda Orellana R. The delivery service, as a micro-business trend, in the face of the health emergency caused by COVID-19, in the city of Cuenca. VD [Internet]. 2022Feb.25 [cited 2024Nov.22];6(1):89-112. Available from: https://cienciadigital.org/revistacienciadigital2/index.php/VisionarioDigital/article/view/2076