de Mesquita Silveira, Matheus. “Sentiments as the foundation if reciprocal demands: a naturalized investigation into morals according to hume and tugendhat”. Philósophos - Revista de Filosofia, vol. 23, nº 1, agosto de 2018, p. 133-59, https://doi.org/10.5216/phi.v23i1.44434.