Jasso-Flores, R.I., Carmona, D., González, S. and Corona-Núñez, R.O. 2026. Carbon and nitrogen content in Mexico City: evidence of the influence of urban social structure. Estoa. Journal of the Faculty of Architecture and Urbanism. 15, 30 (Apr. 2026), e5974. DOI:https://doi.org/10.18537/est.v015.n030.a05.