Husár, Jozef The concept of the LMS system for teaching subjects from the field of industry 4.0 based on augmented reality / Jozef Husár, Lucia Knapčíková, Stella Hrehová, Monika Trojanová. Knapčíková, Lucia. Hrehová, Stella. Trojanová, Monika In: EDULEARN21. -- 1. vyd.. -- USB. -- ISSN 2340-1117. -- 978-84-09-31267-2 International Conference on Education and new Learning Technologies. -- IATED Academy, 2021 Valencia. -- S. 2779-2786.