Hellenic Open University (English Wikipedia)

Panagiotakopoulos, Chris; Lionarakis, Antonis; Xenos, Michalis (2003), "Open and Distance Learning: Tools of Information and Communication Technologies for Effective Learning" (PDF), Proceedings of the Sixth Hellenic European Research on Computer Mathematics and Its Applications Conference, HERCMA2003, Athens, Greece, 2003., retrieved 2009-01-04

ethaae.gr

Vergitis, Dimitris; Panagiotakopoulos, Chris (2002), "Student Dropout at the Hellenic Open University", The International Review of Research in Open and Distance Learning, vol. 3, no. 2, ISSN 1492-3831, retrieved 2008-06-22
Pierrakeas, C.; Xenos, M.; Panagiotakopoulos, C.; Vergidis, D. (2004), "A Comparative Study of Dropout Rates and Causes for Two Different Distance Education Courses", The International Review of Research in Open and Distance Learning, vol. 5, no. 2, doi:10.19173/irrodl.v5i2.183, ISSN 1492-3831, retrieved 2009-01-04
Koustarakis, G.; Panagiotakopoulos, C.; Vergidis, D. (2008), "A Contribution to the Hellenic Open University: Evaluation of the pedagogical practices and the use of ICT on distance education", The International Review of Research in Open and Distance Learning, vol. 9, no. 2, ISSN 1492-3831, retrieved 2010-08-30
Koustarakis, G; Panagiotakopoulos, C.; Vergidis, D. (2008). "A Contribution to the Hellenic Open University: Evaluation of the pedagogical practices and the use of ICT on distance education". The International Review of Research in Open and Distance Learning. 9 (2). doi:10.19173/irrodl.v9i2.424.
Shachar, Mickey; Yoram Neumann (2003). "Differences Between Traditional and Distance Education Academic Performances: A meta-analytic approach". The International Review of Research in Open and Distance Learning. 4 (2). doi:10.19173/irrodl.v4i2.153.

"Hellenic Open University in numbers". www.kathimerini.gr (in Greek). 22 January 2018.
"Hellenic Open University tuition fees (2016)". www.kathimerini.gr (in Greek). 23 January 2016.

"Fun in Numbers (FinN)". Hellenic Ministry of Education. Archived from the original on 18 February 2013. Retrieved 18 June 2013.

"Why the HOU was founded". www.eap.gr. Archived from the original on 2020-08-14. Retrieved 2018-02-04.
"Brief History - Hellenic Open University". www.eap.gr. Archived from the original on 2020-09-26. Retrieved 2018-02-04.
"HOU Admissions, 2012". Hellenic Open University. Archived from the original on 17 July 2014. Retrieved 18 June 2013.
"Fun in Numbers (FinN)". Hellenic Ministry of Education. Archived from the original on 18 February 2013. Retrieved 18 June 2013.

Vergitis, Dimitris; Panagiotakopoulos, Chris (2002), "Student Dropout at the Hellenic Open University", The International Review of Research in Open and Distance Learning, vol. 3, no. 2, ISSN 1492-3831, retrieved 2008-06-22
Pierrakeas, C.; Xenos, M.; Panagiotakopoulos, C.; Vergidis, D. (2004), "A Comparative Study of Dropout Rates and Causes for Two Different Distance Education Courses", The International Review of Research in Open and Distance Learning, vol. 5, no. 2, doi:10.19173/irrodl.v5i2.183, ISSN 1492-3831, retrieved 2009-01-04
Koustarakis, G.; Panagiotakopoulos, C.; Vergidis, D. (2008), "A Contribution to the Hellenic Open University: Evaluation of the pedagogical practices and the use of ICT on distance education", The International Review of Research in Open and Distance Learning, vol. 9, no. 2, ISSN 1492-3831, retrieved 2010-08-30