All Stories

  1. State-of-the-Art, Challenges, and Emerging Trends in the Digitalization of Industrial Enterprises

    Article • August 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva

  2. Interval-Valued Fermatean Fuzzy EDAS for Social Media Influencer Evaluation and Benchmarking

    Article • Electronics, August 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva

  3. Interval-Valued Fermatean Fuzzy EDAS for Social Media Influencer Evaluation and Benchmarking

    Article • July 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva

  4. A Framework for Gold Price Prediction Combining Classical and Intelligent Methods with Financial, Economic, and Sentiment Data Fusion

    Article • International Journal of Financial Studies, June 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva

  5. A Framework for Generative AI-Driven Assessment in Higher Education

    Article • Information, June 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva

  6. A Framework for Generative AI-Driven Assessment in Higher Education

    Article • May 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva

  7. Editorial Note to Special Issue “Generative AI and Its Transformative Potential”

    Article • Electronics, May 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva, Prof.-Dr. George A. Tsihrintzis

  8. Gold Price Prediction Through Fusion of Financial, Economic and Sentiment Factors

    Article • April 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva

  9. Consumer Perceptions and Attitudes Towards Ultra-Processed Foods

    Article • Applied Sciences, March 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva

  10. Consumer Perceptions and Attitudes Towards Ultra-Processed Foods

    Article • February 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva

  11. Extension of Interval-Valued Hesitant Fermatean Fuzzy TOPSIS for Evaluating and Benchmarking of Generative AI Chatbots

    Article • Electronics, January 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva

  12. Extension of Interval-Valued Hesitant Fermatean Fuzzy TOPSIS for Evaluating and Benchmarking of Generative AI Chatbots

    Article • January 2025, MDPI AG

    Professor (Assoc.) Galina Ilieva

  13. Effects of Generative AI in Tourism Industry

    Article • Information, October 2024, MDPI AG

    Professor (Assoc.) Galina Ilieva

  14. Effects of Generative AI in Tourism Industry

    Article • September 2024, MDPI AG

    Professor (Assoc.) Galina Ilieva

  15. Social Media Influencers: Customer Attitudes and Impact on Purchase Behaviour

    Article • Information, June 2024, MDPI AG

    Professor (Assoc.) Galina Ilieva

  16. Social Media Influencers: Customer Attitudes and Impact on Purchase Behaviour

    Article • May 2024, MDPI AG

    Professor (Assoc.) Galina Ilieva

  17. Factors Influencing User Perception and Adoption of E-Government Services

    Article • Administrative Sciences, March 2024, MDPI AG

    Professor (Assoc.) Galina Ilieva

  18. Editorial Note to the Special Issue: “Trends and Applications in Information Systems and Technologies”

    Article • Electronics, November 2023, MDPI AG

    Professor (Assoc.) Galina Ilieva, Prof.-Dr. George A. Tsihrintzis

  19. Effects of Generative Chatbots in Higher Education

    Article • Information, September 2023, MDPI AG

    Professor (Assoc.) Galina Ilieva

  20. Customer Attitude toward Digital Wallet Services

    Article • Systems, April 2023, MDPI AG

    Professor (Assoc.) Galina Ilieva

  21. A Framework for Smart Home System with Voice Control Using NLP Methods

    Article • Electronics, December 2022, MDPI AG

    Professor (Assoc.) Galina Ilieva

  22. Customer Satisfaction in e-Commerce during the COVID-19 Pandemic

    Article • Systems, November 2022, MDPI AG

    Professor (Assoc.) Galina Ilieva

  23. Extension of Interval-Valued Fermatean Fuzzy TOPSIS for Evaluating and Benchmarking COVID-19 Vaccines

    Article • Mathematics, September 2022, MDPI AG

    Professor (Assoc.) Galina Ilieva

  24. IoT System Selection as a Fuzzy Multi-Criteria Problem

    Article • Sensors, May 2022, MDPI AG

    Professor (Assoc.) Galina Ilieva

  25. Blockchain Software Selection as a Fuzzy Multi-Criteria Problem

    Article • Computers, September 2021, MDPI AG

    Professor (Assoc.) Galina Ilieva

  26. Effects of COVID-19 Pandemic on University Students’ Learning

    Article • Information, April 2021, MDPI AG

    Professor (Assoc.) Galina Ilieva

  27. IoT in Distance Learning during the COVID-19 Pandemic

    Article • TEM Journal, November 2020, Association for Information Communication Technology Education and Science (UIKTEN)

    Professor (Assoc.) Galina Ilieva

  28. Fuzzy Group Full Consistency Method for Weight Determination

    Article • Cybernetics and Information Technologies, June 2020, De Gruyter

    Professor (Assoc.) Galina Ilieva

  29. Cloud Service Selection as a Fuzzy Multi-criteria Problem

    Article • TEM Journal, May 2020, Association for Information Communication Technology Education and Science (UIKTEN)

    Professor (Assoc.) Galina Ilieva

  30. Early Multi-criteria Detection of Students at Risk of Failure

    Article • TEM Journal, February 2020, Association for Information Communication Technology Education and Science (UIKTEN)

    Professor (Assoc.) Galina Ilieva

  31. Decision Analysis for Big Data Platform Selection

    Article • Engineering Sciences, June 2019, Prof. Marin Drinov Academic Publishing House

    Professor (Assoc.) Galina Ilieva

  32. Fuzzy Supervised Multi-Period Time Series Forecasting

    Article • Cybernetics and Information Technologies, June 2019, De Gruyter

    Professor (Assoc.) Galina Ilieva

  33. BI or no BI?

    Article • January 2019, ACM (Association for Computing Machinery)

    Professor (Assoc.) Galina Ilieva

  34. Group Decision Analysis Algorithms with EDAS for Interval Fuzzy Sets

    Article • Cybernetics and Information Technologies, June 2018, De Gruyter

    Professor (Assoc.) Galina Ilieva

  35. Decision analysis with classic and fuzzy EDAS modifications

    Article • Computational and Applied Mathematics, June 2018, Springer Science + Business Media

    Professor (Assoc.) Galina Ilieva

  36. Group Decision Analysis with Interval Type-2 Fuzzy Numbers

    Article • Cybernetics and Information Technologies, January 2017, De Gruyter

    Professor (Assoc.) Galina Ilieva

  37. Business intelligence and analytics – contemporary system model

    Article • Trakia Journal of Sciences, January 2017, Trakia University

    Professor (Assoc.) Galina Ilieva

  38. TOPSIS Modification with Interval Type-2 Fuzzy Numbers

    Article • Cybernetics and Information Technologies, January 2016, De Gruyter

    Professor (Assoc.) Galina Ilieva

  39. Generalized Nets for Agent-Based Modeling

    Article • January 2016, Springer Science + Business Media

    Professor (Assoc.) Galina Ilieva

  40. Big data based system model of electronic commerce

    Article • January 2015, Trakia University

    Professor (Assoc.) Galina Ilieva

  41. A Fuzzy Approach for Bidding Strategy Selection

    Article • Cybernetics and Information Technologies, January 2012, De Gruyter

    Professor (Assoc.) Galina Ilieva

  42. How to research the behaviour of trading agents in a CDA environment

    Article • International Journal of Intelligent Information and Database Systems, January 2009, Inderscience Publishers

    Professor (Assoc.) Galina Ilieva