1] mr Mirko Petković KINETICS OF BASE OIL OXIDATION" - Contemporary Materials 2021 - Savremeni materijali, 29.07.2021.
(https://ekonferencije.com/bs/rad/kinetics-of-base-oil-oxidation/5986)

2] mr Mirko Petković REGENERACIJA ADSORBENSA IZ PROCESA RERAFINACIJE TURBINSKOG ULJA" - Contemporary Materials 2019 - Savremeni Materijali, 21.07.2019.
(https://ekonferencije.com/bs/rad/regeneracija-adsorbensa-iz-pro/5758)

3] mr Mirko Petković RAZVOJ FORMULACIJA CIRKULACIONIH ULjA U SKLADU SA ZAHTJEVIMA NOVIH SPECIFIKACIJA" - Contemporary Materials 2017 - Savremeni Materijali, 15.06.2017.
(https://ekonferencije.com/bs/rad/razvoj-formulacija-cirkulacion/5149)

4] mr Mirko Petković COMPARATIVE ANALYSIS OF THE COMPOSITION AND PHYSICOCHEMICAL PROPERTIES OF MODIFIED BENTONITE AND ACTIVATED CLAY " - Contemporary Materials 2015 - Savremeni Materijali, 18.06.2015.
(https://ekonferencije.com/bs/rad/comparative-analysis-of-the-co/4035)