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Author: Chiappinelli, Raffaele

• Chiappinelli, Raffaele: Estimates on the eigenvalues for some nonlinear ordinary differential operators. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 30 (1989), issue 3, pp. 441-446
• Chiappinelli, Raffaele: Remarks on Krasnoselskii bifurcation theorem. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 30 (1989), issue 2, pp. 235-241