1. The different behaviour of hexagonal and cubic metals in their friction, wear and work hardening during abrasion;Alison;Br. J. Appl. Phys.,1964
2. Influence of crystal plane and surrounding atmosphere in some types of friction and wear between metals;Gwathmey,1952
3. Lubrication and wear fundamentals for highvacuum applications;Johnson;NASA Tech. Memo. TM-X-52271,1967
4. Influence of crystal orientation on friction characteristics of singlecrystal beryllium in vacuum (10−10 Torr);Buckley;NASA Tech. Note TN-D-3485,1966
5. Über das Reibungs-und Verschleissverhalten von Goldeinkristallen;Hack,1969