1] dr Mitja Kolar COLORIMETRIC CHARACTERISTICS OF ULTRASOUND DYED TEXTILES WITH EXTRACTS OF Reynoutria japonica AND COPPER-BASED MORDANTS" - Contemporary Materials 2023 - Savremeni materijali, 14.07.2023.
(https://ekonferencije.com/hr/rad/colorimetric-characteristics-o/6488)

2] dr Mitja Kolar UTICAJ RAZLIČITIH VRSTA PREDOBRADE NA MEHANIČKA I ANTIMIKROBNA SVOJSTVA PLETENINA THE INFLUENCE OF DIFFERENT TYPES OF PRETREATMENT ON MECHANICAL AND ANTIMICROBIAL PROPERTIES OF KNITTED FABRICS" - XI Savjetovanje hemičara, tehnologa i ekologa Republike Srpske, 01.09.2016.
(https://ekonferencije.com/hr/rad/uticaj-razli-itih-vrsta-predob/4727)