HOBBY, Charles; PYKE, Charles. Remarks on the Equivalence Principle in Fluctuation Theory. Mathematica Scandinavica, Berkeley, CA, United States, v. 12, p. 19–24, 1963. DOI: 10.7146/math.scand.a-10668. Disponível em: https://journals.msp.org/mscand/article/view/2656. Acesso em: 25 jul. 2026.