1. Numerical conditions of stiffness matrix formulations for frame structures;Rosanoff,1968
2. Recent advances in matrix methods of structural analysis;Argyris,1963
3. Continua and discontinua;Argyris,1965
4. Some general considerations of the natural mode technique;Argyris;Aero. J. Royal Zero. Soc.,1969
5. Some general considerations of the natural mode technique;Argyris;Aero. J. Royal Zero. Soc.,1969