1.
Fresneda Bautista O. Evolution of the social classes’ structure in Colombia, 1938-2010. Have the middle classes grown?. soc.eco [Internet]. 2017 Jul. 15 [cited 2024 Nov. 22];(33). Available from: https://sociedadyeconomia.univalle.edu.co/index.php/sociedad_y_economia/article/view/5630