1. prof Snežana Petković (2015) "AN ENVIRONMENTAL IMPACT ASSESSMENT RAW MATERIALS AND RENEWABLE/RENOVATE SOURCE ENERGY IN FARM MACHINERY" - 12. Međunarodna konferencija o dostignućima elektrotehnike, mašinstva i informatike
(https://ekonferencije.com/sr1/rad/an-environmental-impact-assess/3214)

2. prof Snežana Petković (2015) "HARMFULNESS of exhausted system motor SUS in CONFINED SPACE" - 12. Međunarodna konferencija o dostignućima elektrotehnike, mašinstva i informatike
(https://ekonferencije.com/sr1/rad/harmfulness-of-exhausted-syste/2971)