Construmat 2019 : proceedings. XXV International Conference and Meeting of Departments. 29–31 May 2019, Zuberec, Slovakia [elektronický zdroj]. 1. vyd. Bristol : IOP Publishing, 2019. online. IOP Conference Series: Materials Science and Engineering, volume 549. Available on Internet: <https://iopscience.iop.org/issue/1757-899X/549/1> ISSN 1757-8981.