Catholic Encyclopedia - St. Afra, martyred at Augsburg in the Diocletian persecution (c. 304) for refusing to participate in pagan rites. www.newadvent.org/cathen/01180b.htm
Catholic Online - About St. Afra, but most of the juicy details given here are from unreliable legends written 500 years or more after the saint's death. saints.catholic.org/saints/afra2.html
For All the Saints - Hagiography of St. Afra of Augsburg. users.erols.com/saintpat/ss/0805.htm#afra
Patron Saints Index - Profile of St. Afra. www.catholic-forum.com/saints/sainta63.htm