Tinto Arandes J, Guijarro Cordero AL, Molina de T. ME. Multivalent method in the construction of indicators for sustainable development. Teor. Enfoques. Apl. Cienc. Soc. [Internet]. 2021 May 24 [cited 2026 Oct. 5];13(28):20-3. Available from: https://mail.revistas.uclave.org/index.php/teacs/article/view/3213