The observations of indirect calibration of microhardness testers

by Petrík, J., Palfy, P., Havlík, M., Girmanová, L.
Source: 1. Acta metallurgica slovaca 1. 1338-1156 1. Roč. 16, č. 1 (2010), s. 50-57

The automatic testers in microhardness measurement and ISE effect

by Petrík, Jozef, Blaško, Peter, Bidulská, Jana, Guzanová, Anna, Sinaiová, Iveta
Source: 1. Acta Metallurgica Slovaca 1. Roč. 22, č. 3 (2016), s. 195-205 1. 1338-1156