Polin: Studies in Polish Jewry is an annual that focuses on Polish-Jewish studies. Contributions are drawn from many disciplines, including history, politics, religious studies, literature, linguistics, sociology, art, and architecture. PSU Library holds all of the volumes in this series. You can search for articles in Polin through the database Historical Abstracts.
Use these databases to find scholarly articles in Library databases. Because Judaic Studies is multidisciplinary, you'll see some databases, like JSTOR and Academic Search Premier, with multidisciplinary coveragegh they are multidisciplinary.
Depending on your research topic, you may also need to branch out into other discplines like History, Psychology, Women's Studies, Anthropology, etc.