The case was Barry v. Little. Here is what I found. There is very little about it on the web:
http://www.welfarelaw.org/contents/webbul/96jan.htm
Thanks for the link. Unfortunately, I found it rather confusing and too summarized for me to get a clear view of what the issues were, what the pertinent laws were, what the constitutional issues were, and where Roberts stood. (I'm not being sarcastic; I do appreciate your finding the link.)