1. Analysis of cylindrical roofs by use of energy principles and finite differences;Chuang,1962
2. The numerical analysis of shell structures by a discrete element system;Schnorbrich,1966
3. Finite difference energy method for nonlinear shell analysis;Bushnell;Comput. Struct.,1971
4. A discrete analysis technique for folded plates with openings and overhangs;Buragohain;Ind. Concrete J.,1971
5. Geometric nonlinear analysis of plates and shells by discrete energy method;Patodi,1976