De Giorgi, Ennio Sulle soluzioni globali di alcuni sistemi di equazioni differenziali. (Italian) Zbl 0319.35016 Boll. Unione Mat. Ital., IV. Ser. 11, Suppl. Fasc. 3, 77-79 (1975). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 ReviewsCited in 5 Documents MSC: 35E99 Partial differential equations and systems of partial differential equations with constant coefficients 35F05 Linear first-order PDEs PDFBibTeX XMLCite \textit{E. De Giorgi}, Boll. Unione Mat. Ital., IV. Ser. 11, 77--79 (1975; Zbl 0319.35016)