1] Nenad Kulundžić PRODUCTION REQUIRES AN APPRECIATION OF THE PHYSICAL AND CHEMICAL CHARACTERISTICS OF THE MATERIAL FOR MACHINING" - Contemporary Materials 2021 - Savremeni materijali, 03.09.2021.
(https://ekonferencije.com/sr1/rad/production-requires-an-appreci/6024)

2] Nenad Kulundžić Modeling of machinability parameters of high alloyed cast iron during surface grinding process" - Contemporary Materials 2021 - Savremeni materijali, 03.09.2021.
(https://ekonferencije.com/sr1/rad/modeling-of-machinability-para/6020)