KISELMAN, C. O. Functionals on the Space of Solutions to a Differential Equation with Constant Coefficients. The Fourier and Borel Transformations. Mathematica Scandinavica, Berkeley, CA, United States, v. 23, p. 27–53, 1968. DOI: 10.7146/math.scand.a-10895. Disponível em: https://journals.msp.org/mscand/article/view/2457. Acesso em: 25 jul. 2026.