1. Longitudinal wave transmission and impact;Donnell;Trans. ASME,1930
2. Stress Waves in Solids;Kolsky,1953
3. Der Schlagablauf in Kolben und Stange beim Schlagenden Bohren;Arndt;Glückauf,1960
4. Wave mechanics of percussive drilling;Fairhurst;Mine and Quarry Engng,1961
5. Wave mechanics of percussive drilling;Fairhurst;Mine and Quarry Engng,1961