6th 6th World Multidisciplinary Civil Engineering-Architecture-Urban Planning Symposium - WMCAUS 2021 30 August - 3 September 2021, Prague, Czech Republic [elektronický zdroj]. -- 1. vyd. -- Bristol : IOP Publishing, 2021. -- online. -- (IOP Conference Series: Materials Science and Engineering, volume 1203). -- ISSN : 1757-8981. -- 1757-899X (online).