Bibliography of Asian Studies (BAS) This link opens in a new windowThis online version of the Bibliography of Asian Studies (BAS) contains more than 410,000 records on all subjects (especially humanities and social sciences) pertaining to East, Southeast, and South Asia published worldwide from 1971 to the present. Since 1992, newly published individual monographs are no longer being added to the database, and users seeking monographs are urged to consult other general resources and databases.