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2. Application of Graph Theory to the Structural Classification of Mechanisms;Dobrjanskyj,1966
3. Some applications of Graph Theory to the structural analysis of mechanisms;Dobrjanskyj;J. Manuf. Sci. Eng.,1967
4. On a theory for the type synthesis of mechanisms;Freudenstein,1966
5. The permutations of kinematic chains of eight members or less from the graph theoretic viewpoint;Crossley,1964