Abstract and Indexing

• HighBeam Research
• InfoTrac Custom journals
• J-Gate Portal
• Open Access Journals Integrated Service System Project (GoOA)
• Primo Central Index
• Directory of Open Access Journals (DOAJ)
• Index Copenicus
• Questia
• WorldCat
• Electronic Journals Library
• Scholarsteer
• Scientific Indexing Services (SIS)
• SHERPA/ROMEO
• Directory of Research Journals Indexing
• Efita
• Research Bib
• International Institute of Organized Research (I2OR)
• Elektronische Zeitschriftenbibliothek (EZB)
• JOUR INFORMATICS
• PBN Polska Bibliografia Naukowa (Polish Scholarly Bibliography)  
• Global Society for Scientific Research (JIFACTOR)
• BASE - Bielefeld Academic Search Engine
• CrossRef