1. Application of number synthesis to practical problems in creative desing;Johnson;ASME paper No. 65-WA-MD9,1965
2. Creative design of epicyclic gear trains using number synthesis;Johnson;ASME Transactions, Journal of Engineering for Industry,1967
3. Synthesis of kinematic structure of geared kinematic chains and other mechanisms;Bushsbaum;Journal of Mechanisms,1970
4. The creation of mechanisms according to kinematic structure and function;Freudenstein;Journal of Environmental and Planning B,1979
5. Type and dimensional synthesis of casement window mechanisms;Erdman;ASME Paper No. 80-DET-78,1980