Esther, Not Judith - Critical analysis of the Jewish heroines and the reasons Esther is the more popular of the two. - http://fontes.lstc.edu/~rklein/Documents/esther.htm
Judith and Yael: Righteous Radicals - Feminist Jewish discussion of the two Biblical heroines. - http://www.torah.org/learning/women/class53.html
Internet Question Box: The Book of Judith - Explanation of the exploits of the biblical freedom fighter as cultural parable. - http://www.cin.org/users/james/questions/q092.htm
Commentary on the Book of Judith - Historical analysis of the Jewish heroine and the events of the Biblical text. - http://www.specialtyinterests.net/judith.html
Judith: A Chanukah Heroine - Discussion of the Biblical story and traditional Jewish legends about Judith. - http://www.hillel.org/hillel/newhille.nsf/0/E75417F552592C4285256B13005730BD?OpenDocument
Catholic Encyclopedia: Book of Judith - Commentary on the Biblical heroine from the traditional Catholic perspective. - http://www.newadvent.org/cathen/08554a.htm