MENÁRGUEZ, M. T.; TORREA, J. L. Some inequalities arising from vector-valued Dirac deltas. Mathematica Scandinavica, Berkeley, CA, United States, v. 81, p. 301–319, 1997. DOI: 10.7146/math.scand.a-12882. Disponível em: https://journals.msp.org/mscand/article/view/1022. Acesso em: 24 jul. 2026.