Kováč, Bohumil, 1952- Selected Questions of Urban Stability and Ethics / aut. Bohumil Kováč, Ladislav Michalka. Michalka, Ladislav, 1989- In: Ethical Aspects of Contemporary Scientific Research. -- 1. vyd.. -- 379. -- 978-961-6894-87-6. -- Ljubljana : KUD Apokalipsa : : CERI-SK , 2017. -- S. 69-87.