1. ms Nela Cvetković (2017) "Measuring the Quality and Progress of Software Projects with Project Metrics" - 13th International Conference on Accomplishments in Mechanical and Industrial Engineering
(https://ekonferencije.com/sr1/rad/measuring-the-quality-and-prog/4867)

2. ms Nela Cvetković (2017) "Quality in educational system" - 13th International Conference on Accomplishments in Mechanical and Industrial Engineering
(https://ekonferencije.com/sr1/rad/quality-in-educational-system/4851)