Academic Search Elite

Includes coverage of several core journals in Classics. Index is updated daily.

FRANCIS

Multidisciplinary and multilingual index to academic literature in the humanities and social sciences. Covers a wider range of journals than Academic Search Elite. Website is in English and searches can be limited by language.

IBZ Online

Also a multilingual multidisciplinary index with an English-language search interface.

L'Annee philologique

Specialized index to academic literature in Classics published by the Société Internationale de Bibliographie Classique with the American Philological Association. APh indexes publications that other indexes do not, but it is also updated less frequently.