MUCKA, P.; STEIN, G. J.; TOBOLKA, P. Errata: Communications - Scientific Letters of the University of Zilina, 21(1), 2019, Passsenger Ride Comfort and International Roughness Index Specifications in the Slovak Republic, p. 15-22. Communications - Scientific letters of the University of Zilina, v. 21, n. 2, p. 119-120, 24 May 2019.