INKERI, K. Generalizations of Furtwängler’s criteria for Fermat’s last theorem and some related results. Mathematica Scandinavica, Berkeley, CA, United States, v. 63, p. 117–135, 1988. DOI: 10.7146/math.scand.a-12228. Disponível em: https://journals.msp.org/mscand/article/view/1435. Acesso em: 24 jul. 2026.