Yahoo Groups: Fila Sao Miguel - Mailing list for the discussion of this breed, also known as the Cao de Fila de Sao Miguel. - http://groups.yahoo.com/group/fila_sao_miguel/
Kennel Auto de Fe - Producing dogs for herding cattle and as guardians. Breed profile, photographs, and puppies. Helskinki, Finland. [English, Portuguese] - http://www.autodefe.net/engind.html