Végsöová, Oľga Safety assessment of a mineworking in order to use its cultural and educational potential and ensure environmental sustainability / Oľga Végsöová, Martin Straka, Martin Kyšeľa. Straka, Martin. Kyšeľa, Martin In: NEW SZP GEN: Rocznik Ochrona Srodowiska. -- ISSN 1506-218X. -- Vol. 22, (2020), s. 24-39.