KISHIMOTO, A.; ROBINSON, D. W. Derivations, dynamical systems, and spectral restrictions. MATHEMATICA SCANDINAVICA, [S. l.], v. 56, p. 83–95, 1985. DOI: 10.7146/math.scand.a-12089. Disponível em: https://www.mscand.dk/article/view/12089. Acesso em: 28 apr. 2024.