Tonelli, L. Fondamenti di calcolo delle variazioni. Volume secondo. (Italian) JFM 49.0348.05 Bologna: Nicola Zanichelli. VIII u. 661 S. \(8^\circ\) (1923). Reviewer: Lichtenstein, Prof. (Leipzig) × Cite Format Result Cite Review PDF Full Text: Link
Gronwall, T. H. Mutual induction of two square coiles. (English) JFM 49.0348.04 American M. S. Bull. 29, 208 (1923). × Cite Format Result Cite Review PDF
Mallock, A. Propagation of waves in an isotropic solid. (English) JFM 49.0348.03 Nature 108, 528 (1923). × Cite Format Result Cite Review PDF
Roy, L. L’électrodynamique des milieux isotropes en repos, d’après Helmholtz et Duhem. (Collection Scientia.). (French) JFM 49.0348.02 Paris: Gauthier-Villars. 94 S. \(8^\circ\). (1923). × Cite Format Result Cite Review PDF
Stekloff, V. A. Osnovnyje zadatsji matematitsjeskoj fisiki. (Grundaufgaben der mathematischen Physik). II. (Russian) JFM 49.0348.01 Petersburg. 285 S. \(8^\circ\). (1923). × Cite Format Result Cite Review PDF