Březina, Martin Applying of small punch technique for evaluation of mechanical properties of primary circuit components after long-term operation / aut. Martin Březina, Ľudovít Kupča, Jana Petzová, Michal Kapusňák. Kupča, Ľudovít. Petzová, Jana. Kapusňák, Michal, 1983- In: Safety Assurance of NPP with VVER. -- 1. vyd.. -- 978-5-94883-138-1 Safety Assurance of NPP with VVER.. -- Podolsk : JSC OKB "GIDROPRESS", 2015. -- online, S. 1-7.