SCHEIBA, Jürgen. Distributionen auf Räumen vom Typ $\mathscr{S}$ in der Quantenfeldtheorie. Mathematica Scandinavica, Berkeley, CA, United States, v. 26, p. 51–61, 1970. DOI: 10.7146/math.scand.a-10965. Disponível em: https://journals.msp.org/mscand/article/view/2359. Acesso em: 25 jul. 2026.