• Gradient microstructure in tantalum formed under the wear track during dry sliding frictionKommel, Lembit; Põdra, Priit; Mikli, Valdek; Omranpour Shahreza, BabakWear2021 / art. 203573, 7 p. : ill https://doi.org/10.1016/j.wear.2020.203573 https://www.scopus.com/sourceid/22156 https://www.scopus.com/record/display.uri?eid=2-s2.0-85097534168&origin=inward&txGid=688a9421fe7482e3463a1fce54ca2a9d https://jcr.clarivate.com/jcr-jp/journal-profile?journal=WEAR&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000614289100003