Birkhoff, George D. Déformations analytiques et fonctions auto-équivalentes. (French) Zbl 0063.00405 Ann. Inst. Henri Poincaré 9, 51-122 (1939). PDF BibTeX XML Cite \textit{G. D. Birkhoff}, Ann. Inst. Henri Poincaré 9, 51--122 (1939; Zbl 0063.00405) Full Text: Numdam EuDML OpenURL
Dirac, P.-A.-M. La théorie de l’electron et du champ electromagnetique. (French) Zbl 0026.18904 Ann. Inst. Henri Poincaré 9, 13-49 (1939). PDF BibTeX XML Cite \textit{P. A. M. Dirac}, Ann. Inst. Henri Poincaré 9, 13--49 (1939; Zbl 0026.18904) Full Text: Numdam EuDML OpenURL
Morse, Marston Sur le calcul des variations. (French) Zbl 0021.03403 Ann. Inst. Henri Poincaré 9, 1-11 (1939). PDF BibTeX XML Cite \textit{M. Morse}, Ann. Inst. Henri Poincaré 9, 1--11 (1939; Zbl 0021.03403) Full Text: Numdam EuDML OpenURL
Dirac, P. A. M. La théorie de l’électron et du champ électromagnétique. (French) JFM 65.1528.01 Ann. Inst. Henri Poincaré 9, 13-49 (1939). Reviewer: Hund, F. PDF BibTeX XML Cite \textit{P. A. M. Dirac}, Ann. Inst. Henri Poincaré 9, 13--49 (1939; JFM 65.1528.01) Full Text: Numdam EuDML OpenURL
Morse, M. Sur le calcul des variations. (French) JFM 65.0457.04 Ann. Inst. Henri Poincaré 9, 1-11 (1939). Reviewer: Radon, J., Prof. (Breslau) PDF BibTeX XML Cite \textit{M. Morse}, Ann. Inst. Henri Poincaré 9, 1--11 (1939; JFM 65.0457.04) Full Text: Numdam EuDML OpenURL