A lightweight permissioned distributed ledger for credentialing in higher education institutions. - Nemanja Zdravkovic; Nikola Dimitrijevic; Dusan J. Simjanovic; Vijayakumar Ponnusamy (eLearning, 2022)

Advanced Security Mechanisms in the Spring Framework: JWT, OAuth, LDAP and Keycloak. - Nikola Dimitrijevic; Nemanja Zdravkovic; Milena Bogdanovic; Aleksandar M. Mesterovic (BISEC, 2023)

Improvements of Existing Autograding System for Interactive Learning Functional Programming in Java. - Nikola Dimitrijevic; Nemanja Zdravkovic; Milena Bogdanovic (eLearning, 2023)

Blockchain in Higher Education: a Review on Needed Technologies for an Undergraduate Web3 Course. - Nemanja Zdravkovic; Nikola Dimitrijevic (eLearning, 2023)

Architecture of an Automated Grading System using Solidity for Blockchain Development. - Nikola Dimitrijevic; Mladen Opacic; Sergej Kubat; Nemanja Zdravkovic (eLearning, 2024)

Learning Data Visualization in Python Utilizing an Autograding and Feedback System. - Nikola Dimitrijevic; Nemanja Zdravkovic; Vijayakumar Ponnusamy (eLearning, 2024)