Research, Research, Production and Use of Steel Ropes, Conveyors and Hoisting Machines (VVaPOL 2018) : proceedings. 18th - 21st September 2018, High Tatras - Podbanské, Slovakia [elektronický zdroj] / ed. Vieroslav Molnár. -- 1. vyd. -- London : EDP Sciences, 2019. -- online. -- (MATEC Web of Conferences, volume 263). -- ISBN : 2261-236X. Molnár, Vieroslav