Clément, Philippe; Felmer, Patricio; Mitidieri, Enzo Homoclinic orbits of an unbounded superquadratic Hamiltonian system. (Solutions homoclines d’un système hamiltonien non-borné et superquadratique.) (French) Zbl 0836.35043 C. R. Acad. Sci., Paris, Sér. I 320, No. 12, 1481-1484 (1995). MSC: 35K50 35K55 35J60 PDFBibTeX XMLCite \textit{P. Clément} et al., C. R. Acad. Sci., Paris, Sér. I 320, No. 12, 1481--1484 (1995; Zbl 0836.35043)
de Figueiredo, Djairo G.; Mitidieri, Enzo Maximum principles for cooperative elliptic systems. (English. Abridged French version) Zbl 0712.35021 C. R. Acad. Sci., Paris, Sér. I 310, No. 2, 49-52 (1990). Reviewer: H.-Ch.Grunau MSC: 35B50 35J45 PDFBibTeX XMLCite \textit{D. G. de Figueiredo} and \textit{E. Mitidieri}, C. R. Acad. Sci., Paris, Sér. I 310, No. 2, 49--52 (1990; Zbl 0712.35021)