The Integrability Conditions in the Inverse Problem of the Calculus of Variations for Second-Order Ordinary Differential Equations
Local Solutions to the Navier–Stokes Equations with Mixed Boundary Conditions
Explicit Formulas for Green's Functions on the Annulus and on the Möbius Strip
General Fractional Opial Type Inequalities
Continuation Methods Based on Essential and 0-epi Maps
A Behavioral Approach to Singular Systems
On the Detection of Limit Cycles by the Variational Velocity Method