Sjöblom, E. Studies in the theory of linear homogeneous differential equations the coefficients of which are doubly periodic functions. (Studier inom teorien för de lineära homogena differentialeqvationer, hvilkas koefficienter äro dubbelperiodiska funktioner.) (Swedish) JFM 16.0283.01 Helsingf. \(4^\circ\). 43 S. (1884). Reviewer: Eneström, G., Prof. (Stockholm) MSC: 34A30 PDFBibTeX XML
Halphen, G. H. On multipliers of linear differential equations. (Sur les multiplicateurs des équations différentielles linéaires.) (French) JFM 16.0265.03 C. R. XCVIII, 134-136 (1884). Reviewer: Hamburger, Prof. (Berlin) MSC: 34A30 PDFBibTeX XMLCite \textit{G. H. Halphen}, C. R. Acad. Sci., Paris 98, 134--136 (1884; JFM 16.0265.03) Full Text: Gallica