Development of Wireless Embedded System Using ZigBEE Protocol to Avoid White Gaussian Noise and 50 Hz Power Line Noise in ECG and Pressure Blood Signals. - Konstantinos Kalovrektis; Theodore Ganetsos; Evaggelos Fountas; Georgia Tzitzili (Panhellenic Conference on Informatics, 2008)

Ανάπτυξη προηγμένων μετρητικών συστημάτων και τεχνικών για ηλεκτροφυσιολογικά φαινόμενα - Konstantinos Kalovrektis (2011)

Calculation of the Hubble Universe Expansion Constant by Analyzing Observational Data: An Exploratory Teaching Proposal based on STEM Epistemology. - Apostolos Xenakis; Christos Xenakis; Sarantos Psycharis; Konstantinos Kalovrektis (EDUCON, 2020)

A ZigBee - based Lightweight Wireless Sensor System for measuring action potential bio signals in Agriculture IoT Applications. - Antonios Gotsinas; Konstantinos Kalovrektis; Apostolos Xenakis; Georgios I. Stamoulis (IISA, 2020)

802.15.4 - based Efficient Wireless Sensor System Design for Monitoring Blood Oxygen and Heart Rate in IoT Medical Applications. - Konstantinos Kalovrektis; Apostolos Xenakis; Antonios Gotsinas; Ioannis Korinthios; Georgios I. Stamoulis (IISA, 2020)

The Impact of Physical Computing and Computational Pedagogy on Girl's Self - Efficacy and Computational Thinking Practice. - Sarantos Psycharis; Konstantinos Kalovrektis; Apostolos Xenakis; Ioannis Paliokas; Matthaios Patrinopoulos; Petros Georgiakakis; Paraskevi Iatrou; Paraskevi Theodorou; Theodora Papageorgiou; Vasiliki Ntourou (EDUCON, 2021)

An Exploratory Teaching Proposal of Greek History Independence Events based on STEAM Epistemology, Educational Robotics and Smart Learning Technologies. - Spyridon Kourtis; Apostolos Xenakis; Konstantinos Kalovrektis; Antonios Plageras; Ioanna Chalvantzi (ESSE, 2021)

Assesement And Integrated Steam In Engineering Education. - Sarantos Psycharis; Konstantinos Kalovrektis (EDUCON, 2022)

The Impact of the Computational Pedagogy STEAM Model on Prospective Teachers' Computational Thinking Practices and Computational Experiment Capacities. A Case Study in a Training Program. - Sarantos Psycharis; Paraskevi Iatrou; Konstantinos Kalovrektis; Apostolos Xenakis (ICL (2), 2022)

A Force Estimation Sensor System TestBed for Geological Phenomena Analysis based on Biomimetic. - Konstantinos Kalovrektis; Apostolos Xenakis; Efthymios Mantalovas; George I. Stamoulis; Sarantos Psycharis; Niki Evelpidou (SEEDA-CECNSM, 2022)

A Low Cost IoT TestBed System for Alzheimer's Early Stages Diagnosis in Health 4.0 Application. - Konstantinos Kalovrektis; Apostolos Xenakis; Dimitra Sofianou; Gavriil Simatos; Georgios Papadopoulos; George I. Stamoulis (SEEDA-CECNSM, 2022)

Nanotechnology as a Tool for Computational Thinking Skills using Open Hardware, Embedded Systems and Repository Platform, in Industry 4.0 Era. - Konstantinos Kalovrektis; Ioannis Dimos; Apostolos Xanakis; Athanasios Kakarountas (SEEDA-CECNSM, 2023)

An Application Study of the UTAUT Methodology for the Flipped Classroom Model Adoption by Applied Sciences and Technology Teachers. - Antonios Plageras; Apostolos Xenakis; Konstantinos Kalovrektis; Denis Vavougios (Int. J. Emerg. Technol. Learn., 2023)

Proposing and Testing an Open - Source and Low - Cost Drone Under the Engineering Design Process for Higher Education: The Mechatronics Course Use Case. - Avraam Chatzopoulos; Apostolos Xenakis; Michail Papoutsidakis; Konstantinos Kalovrektis; Michail Kalogiannakis; Sarantos Psycharis (EDUCON, 2024)

Digital Tools, Technologies, and Learning Methodologies for Education 4.0 Frameworks: A STEM Oriented Survey. - Angeliki Boltsi; Konstantinos Kalovrektis; Apostolos Xenakis; Periklis Chatzimisios; Costas Chaikalis (IEEE Access, 2024)

Correction to "Digital Tools, Technologies, and Learning Methodologies for Education 4.0 Frameworks: A STEM Oriented Survey". - Angeliki Boltsi; Konstantinos Kalovrektis; Apostolos Xenakis; Periklis Chatzimisios; Costas Chaikalis (IEEE Access, 2024)