Petrík, Jozef The influence of operators and applied load on micro-hardness of the standard block / Jozef Petrík, Pavol Palfy, Vojtech Mikloš, Matúš Horváth, Milan Havlík. Palfy, Pavol. Mikloš, Vojtech. Horváth, Matúš. Havlík, Milan In: Acta Polytechnica Hungarica. -- ISSN 1785-8860. -- Vol. 11, No. 9 (2014), s. 183-196.