Abdullah SA, Abdulkadhum DHH, Hamza S. IMPROVING THE WEAR RESISTANCE OF POLYVINYL CHLORIDE SURFACE BY USING THE FRICTION STIR PROCESSING TECHNIQUE. JAES [Internet]. 2023 Aug. 29 [cited 2026 Jul. 12];21(3):820-6. Available from: https://asistent.ceon.rs/index.php/jaes/article/view/42436