“Analysis of the small companies of transport of heavy load of containers of the city of Guayaquil” (2021) Teorías, Enfoques y Aplicaciones en las Ciencias Sociales, 13(28), pp. 11–19. Available at: https://revistas2.uclave.org/index.php/teacs/article/view/3212 (Accessed: 24 July 2026).