Belinfante, F. J. A first-order variational principle for classical electrodynamics. (English) Zbl 0035.12501 Phys. Rev., II. Ser. 74, 779-781 (1948). Reviewer: Bechert (Mainz) MSC: 78A25 49S05 35Q41 35Q61 PDFBibTeX XMLCite \textit{F. J. Belinfante}, Phys. Rev., II. Ser. 74, 779--781 (1948; Zbl 0035.12501) Full Text: DOI
Rubinshteĭn, L. I. On the question of the existence of a solution of Stefan’s problem. (Zur Frage nach der Existenz einer Lösung des Stefanschen Problems.) (Russian) Zbl 0031.02902 Dokl. Akad. Nauk SSSR, II. Ser. 62, 195-198 (1948). Reviewer: Svenson (Frankfurt a.M.) MSC: 35R35 35K05 80A22 PDFBibTeX XMLCite \textit{L. I. Rubinshteĭn}, Dokl. Akad. Nauk SSSR, n. Ser. 62, 195--198 (1948; Zbl 0031.02902)
Myshkis, A. Die Eindeutigkeit der Lösung des Cauchyschen Problems. (Bericht). (Russian) Zbl 0030.12101 Usp. Mat. Nauk 3, No. 2(24), 3-46 (1948). MSC: 35-XX PDFBibTeX XMLCite \textit{A. Myshkis}, Usp. Mat. Nauk 3, No. 2(24), 3--46 (1948; Zbl 0030.12101)