1. Design of I beams with web perforations;Redwood,1983
2. Compressive buckling of perforated plate elements;Pennington Vann,1971
3. Buckling behaviour and post-buckling strength of perforated stiffened compression elements;Yu,1971
4. Elastic buckling of perforated square plates for various loading and edge conditions;Shanmugam,1982
5. Elastic buckling of flat panels containing circular and square holes;Sabiir,1983