Main databases in the humanities, cultural and social studies used for the ECSSV research:

Philosophers Index - Philosopher’s Information Center, philinfo.org
Sociological Abstracts - ProQuest 
Social Sciences Citation Index - Thomson Reuters  
PsycINFO - American Psychological Association -
Worldwide Political Science Abstracts - ProQuest  
MLA - International Bibliography
Cmmunication Abstracts - EBSCO
Econlit - American Economic Association
Humanities Sources – EBSCO 
Hospitality and Tourism Index - EBSCO
Arts & Humanities Citation Index - Thomson Reuters