Applying ontologies in an educational context. - Dimitra Tzoumpa; Theodoros Karvounidis; Christos Douligeris (EDUCON, 2016)

Towards an Ontology Approach in Teaching Geometry. - Dimitra Tzoumpa; Theodoros Karvounidis; Christos Douligeris (ICL (2), 2016)

Work in progress: Extending the application of ontologies in the teaching of geometry: The right triangle in the circle. - Dimitra Tzoumpa; Theodoros Karvounidis; Christos Douligeris (EDUCON, 2017)

Circle's Ontology Extended: Circumference and Surface Area of a Circle. - Dimitra Tzoumpa; Theodoros Karvounidis; Christos Douligeris (ICL (1), 2018)

Semantic Web Technologies for Ontologies Description: Case study in Geometry Education. - Dimitra Tzoumpa; Sarandis Mitropoulos (SEEDA-CECNSM, 2020)

"Pythagorean Academy" - A game for the teaching of junior high school mathematics using mobile devices. - Dimitra Tzoumpa; Eleni Seralidou; Athanasios Alougdelis; Christos Douligeris (SEEDA-CECNSM, 2022)