There is an extensive list of titles available through Westlaw.
After logging into Westlaw (lawschool.westlaw.com):
Select Westlaw -- Secondary Sources -- Scroll down to "By Topic" -- Family Law
to see the full list Westlaw offers. Here are a few of the titles available:
Child Custody Practice & Procedure
Determining Child & Spousal Support
Principles of the Law of Family Dissolution: Analysis & Recommendations
Valuation of Divorce Assets
Bankruptcy & Domestic Relations Manual