Βάσεις αναζήτησης

• National Documentation Centre

• ePublishing 

• National Archive of PhD Theses 
  

• E-Locus, the Institutional Repository of the University of Crete Library
  

• European Mathematical Information Service

• Mathematics Education Database

• Eric - Education Resources Information Center

• Springer

• Elsevier

• Science Direct

• SAGE

• Taylor & Francis

• JSTOR

• Karger

• Informit

• Ingenta connect

• Wiley Online Library

• Open Journal Systems (OJS)/ Public Knowledge Project (PKP)

• EdITLib Digital Library

• Library and Information Services / Nelson Mandela Metropolitan University

• Mathematics and Argumentation

• Books and articles about mathematical example, argumentation and proof

• Publications, Annenberg Institute for School Reform

• American Mathematical Society ' Publications

• Genamics JournalSeek

• Cabell's International

• The Learner Collection

• The National Academies Press

• Stenhouse Publishers

• 100 Search Engines For Academic Research