Symbolic Vs Sub-symbolic AI Methods: Friends or Enemies? - Eleni Ilkou; Maria Koutraki (CIKM (Workshops), 2020)

Working Towards the Ideal Search History Interface. - Tetiana Tolmachova; Eleni Ilkou; Luyan Xu (CIKM (Workshops), 2020)

A Technology-enhanced Smart Learning Environment based on the Combination of Knowledge Graphs and Learning Paths. - Eleni Ilkou; Beat Signer (CSEDU (2), 2020)

EduCOR: An Educational and Career-Oriented Recommendation Ontology. - Eleni Ilkou; Hasan Abu-Rasheed; MohammadReza Tavakoli; Sherzod Hakimov; Gábor Kismihók; Sören Auer; Wolfgang Nejdl (ISWC, 2021)

Framework for Technical Elements in Collaborative E-Learning Platforms. - Tetiana Tolmachova; Eleni Ilkou (HELMeTO, 2022)

Personal Knowledge Graphs: Use Cases in e-learning Platforms. - Eleni Ilkou (WWW (Companion Volume), 2022)

CollabGraph: A Graph-Based Collaborative Search Summary Visualization. - Eleni Ilkou; Tetiana Tolmachova; Marco Fisichella; Davide Taibi 002 (IEEE Trans. Learn. Technol., 2023)

Towards a Knowledge Graph for Teaching Knowledge Graphs. - Eleni Ilkou; Ernesto Jiménez-Ruiz (ISWC (Posters/Demos/Industry), 2024)

Hybrid Evaluation of Socratic Dialogue for Teaching. - Eleni Ilkou; Stephan Linzbach; Jonas Wallat (HGAIS@ISWC, 2024)

Dyslexia and AI: Do Language Models Align with Dyslexic Style Guide Criteria? - Eleni Ilkou; Thomai Alexiou; Grigoris Antoniou; Olga Viberg (AIED (1), 2025)

Education in the era of Neurosymbolic AI. - Chris Davis Jaldi; Eleni Ilkou; Noah L. Schroeder; Cogan Shimizu (J. Web Semant., 2025)