Semple, J. G. Contact conditions for surfaces. (English) Zbl 0015.36904 Proc. R. Ir. Acad., Sect. A 43, 49-71 (1936). × Cite Format Result Cite Review PDF
Conway, A. W. Integrals of MacCullagh’s equations. (English) Zbl 0013.37902 Proc. R. Ir. Acad., Sect. A 43, 25-33 (1936). × Cite Format Result Cite Review PDF