These resources are those used most frequently by practitioners and bankruptcy researchers. When a bankruptcy attorney has a question, this is where they look.
Both Lexis, Westlaw, and Google Scholar allow specific searched for journal articles. Once you have a topic and are looking for specific articles on topics, law journals are an excellent place to look. While not exhaustive, look for articles published in the bankruptcy specific journals below. Note that these journals are available in both Lexis and Westlaw and sources in these journals will appear in a general law journal search.