1. The effect of lumped parameters on beam frequencies;Leckie;Aeronautical Quarterly,1963
2. Consistent mass matrix for distributed systems;Archer;Journal of the Structural Division, American Society of Civil Engineers,1963
3. Lumped parameter beam models based on mechanical impedance;Neubert;Office of Naval Research, Contract No. Nonr-656(28) (X), Interim Report No. 6,1967
4. Lumped parameter beam models based on mechanical impedance;Neubert;Office of Naval Research, Contract No. Nonr-656(28), Interim Report No. 7,1968
5. Lumped parameter beams based on impedance methods;Neubert;Journal of Engineering Mechanics Division, American Society of Civil Engineers,1970