long-term operation. European projects. Material research. VVER technologies. swelling. Thermal ageingSlugeň, Vladimír, 1962- VVER long-term operation – A review based on the material studies results from past and ongoing EU-supported research projects / aut. Vladimír Slugeň, Jana Šimeg Veterníková, Mária Dománková, Matúš Gavalec, Jana Petzová, Dávid Slnek, Mykola Dzubinsky, Oleksii Shugaylo, Ildiko Szenthe, Ferenc Gillemot, Maksym Zarazovskii, Jari Lydman, Radim Kopriva, Szabolcs Szavai, Ondrej Srba. -- 10.1016/j.nucengdes.2025.113949. -- 2-s2.0-85219004184. -- 001438366000001. -- 001438366000001. Šimeg Veterníková, Jana, 1984-. Dománková, Mária, 1966-. Gavalec, Matúš, 1994-. Petzová, Jana. Slnek, Dávid, 1995-. Dzubinsky, Mykola. Shugaylo, Oleksii. Szenthe, Ildiko. Gillemot, Ferenc. Zarazovskii, Maksym. Lydman, Jari. Kopriva, Radim. Szavai, Szabolcs. Srba, Ondrej In: Nuclear Engineering and Design. -- ISSN 0029-5493. -- Vol. 435, (2025), Art. no. 113949 [14] s.