Charlton, T. M. The principle of virtual work in relation to Müller-Breslau’s principle. (English) Zbl 0448.73087 Int. J. Mech. Sci. 22, 523-525 (1980). MSC: 74K99 49S05 PDF BibTeX XML Cite \textit{T. M. Charlton}, Int. J. Mech. Sci. 22, 523--525 (1980; Zbl 0448.73087) Full Text: DOI
Charlton, T. M. A note on the contributions of Cotterill, Castigliano, Crotti and Engesser to an energy principle of structures. (English) Zbl 0383.73074 Int. J. Mech. Sci. 20, 659-664 (1978). MSC: 74K99 49S05 74-02 PDF BibTeX XML Cite \textit{T. M. Charlton}, Int. J. Mech. Sci. 20, 659--664 (1978; Zbl 0383.73074) Full Text: DOI