1. Hydraulic shock absorbers, orifice designs and equations;Brown;Product Engng,1946
2. Buffer design;Brown;Product Engng,1950
3. Absorbing shock loads;Ellis;Mach. Design,1962
4. A brief, simple method for designing shock absorbers;Ramrath;Mach. Design,1967
5. Hydraulic shock absorbers;Ellis;Mach. Design,1962