![Ioannis VANDOULAKIS | Adjunct Professor | Ph.D. (Phys. & Math) | Hellenic Open University, Pátra | School of Humanities Ioannis VANDOULAKIS | Adjunct Professor | Ph.D. (Phys. & Math) | Hellenic Open University, Pátra | School of Humanities](https://www.researchgate.net/publication/339873850/figure/fig3/AS:962665639841804@1606528782423/The-Goldbacher-Thomas-diagram-for-Apuleius-intented-diagram-for-the-Square-of_Q320.jpg)
Ioannis VANDOULAKIS | Adjunct Professor | Ph.D. (Phys. & Math) | Hellenic Open University, Pátra | School of Humanities
![Ioannis VANDOULAKIS | Adjunct Professor | Ph.D. (Phys. & Math) | Hellenic Open University, Pátra | School of Humanities Ioannis VANDOULAKIS | Adjunct Professor | Ph.D. (Phys. & Math) | Hellenic Open University, Pátra | School of Humanities](https://www.researchgate.net/publication/339873850/figure/fig4/AS:962665639849996@1606528782692/Boethius-diagrams-of-the-Square-of-Opposition-Source-40_Q320.jpg)
Ioannis VANDOULAKIS | Adjunct Professor | Ph.D. (Phys. & Math) | Hellenic Open University, Pátra | School of Humanities
![Professor Ioannis Vardoulakis (1949–2009) - Papamichos - 2010 - International Journal for Numerical and Analytical Methods in Geomechanics - Wiley Online Library Professor Ioannis Vardoulakis (1949–2009) - Papamichos - 2010 - International Journal for Numerical and Analytical Methods in Geomechanics - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/8da61857-c7cc-4ff5-9a58-57df803b5466/mgra001.jpg)
Professor Ioannis Vardoulakis (1949–2009) - Papamichos - 2010 - International Journal for Numerical and Analytical Methods in Geomechanics - Wiley Online Library
![Ioannis VANDOULAKIS | Adjunct Professor | Ph.D. (Phys. & Math) | Hellenic Open University, Pátra | School of Humanities Ioannis VANDOULAKIS | Adjunct Professor | Ph.D. (Phys. & Math) | Hellenic Open University, Pátra | School of Humanities](https://www.researchgate.net/profile/Petros-Stefaneas/publication/237021460/figure/fig7/AS:669477574279194@1536627300970/The-four-space-model-of-CB-common-parts-of-the-SOURCE-and-TARGET-concepts-are_Q320.jpg)
Ioannis VANDOULAKIS | Adjunct Professor | Ph.D. (Phys. & Math) | Hellenic Open University, Pátra | School of Humanities
Ioannis M. Vandoulakis & Tatiana Yu Denisova, On the Historical Transformations of the Square of Opposition as Semiotic Object - PhilPapers
![Professor Ioannis Vardoulakis (1949–2009) - Papamichos - 2010 - International Journal for Numerical and Analytical Methods in Geomechanics - Wiley Online Library Professor Ioannis Vardoulakis (1949–2009) - Papamichos - 2010 - International Journal for Numerical and Analytical Methods in Geomechanics - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/746c73a0-ac5b-4ebc-ae65-00f916271d8f/nag.889.fp.png)
Professor Ioannis Vardoulakis (1949–2009) - Papamichos - 2010 - International Journal for Numerical and Analytical Methods in Geomechanics - Wiley Online Library
![Μαθηματικά Α' Γυμνασίου 21-0027: Συλλογικό έργο, Βανδουλάκης Ιωάννης Μ., Καλλιγάς Χαράλαμπος, Φερεντίνος Σπύρος, Μαρκάκης Νικηφόρος Μαθηματικά Α' Γυμνασίου 21-0027: Συλλογικό έργο, Βανδουλάκης Ιωάννης Μ., Καλλιγάς Χαράλαμπος, Φερεντίνος Σπύρος, Μαρκάκης Νικηφόρος](https://files-2.metabook.gr/user-social-images/files/99/52/9487d5c4-bb11-480e-b959-e1ec98bd414f.jpg?id=d7f88fabc7e104aaf4ab8f9682f726b9)