

http://www.lanhosotv.com/news/bibliografia-domingos-manuel-sousa-ferreira-/
http://209.85.129.132/search?q=cache:ZS9tvBXLrCQJ:olivrodacrianca.blogspot.com/+Domingos+Manuel+Sousa+Ferreira&cd=4&hl=pt-PT&ct=clnk&gl=pt
http://domingosmanuelsousaferreira.blogspot.com/
Autor: Quelhas