Okrouhlík, Miloslav - Lundberg, B.
Influence of 3D effects on the efficiency of percussive rock drilling.
International Journal of Impact Engineering. č. 25 (2001), s. 345-360. ISSN 0734-743X. E-ISSN 1879-3509
R&D Projects: GA MŠMT LB98202
Impact factor: 0.882, year: 2001
http://hdl.handle.net/11104/0107322