Journal of Mathematical Analysis and Applications · 1999 · 109 citations · 12 references
Natural SciencesMathematicsDifferential EquationsBoundary ConditionsPartial Differential EquationsSystems Of Differential EquationsElliptic Partial Differential EquationsNonlinear Boundary-value ProblemsSecond-order Differential EquationsTriple IntegralsTriple Positivity
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Theory of ordinary differential equations
H.L. Platzer · Journal of the Franklin Institute · 1956 · 5.7K citations
John Toland · Bulletin of the London Mathematical Society · 1986 · 1.6K citations
Nonlinear problems in abstract cones
Mathematics and Computers in Simulation · 1989 · 466 citations