4th 4th World Multidisciplinary Civil Engineering-Architecture-Urban Planning Symposium - WMCAUS 2019 : proceedings. 17–21 June 2019, Prague, Czech Republic [elektronický zdroj]. -- 1. vyd. -- Bristol : IOP Publishing, 2019. -- online. -- (IOP Conference Series: Materials Science and Engineering, volume 603). -- ISSN : 1757-8981. -- 1757-899X (online).