• Dana Schlomiuk, Pacôme Tabe, and Nicolae Vulpe. Algebraic-geometric and Diophantine aspects of Liouvillian integrability in the theory of polynomial vector fields. Preprint 4. Diciembre 2025. [PDF]
  • Joan C. Artés, Jaume Llibre, Dana Schlomiuk, and Nicolae Vulpe. Connections of separatrices in quadratic differential systems. Preprint 3. Diciembre 2025. [PDF]
  • Nicolae Vulpe. Family of quadratic differential systems with two invariant conics: parabola and hyperbola. Preprint 2. Noviembre 2025. [PDF]
  • Cristina Bujac, Nicolae Vulpe. Classification of quadratic differential systems with two invariant conics: parabola and ellipse. Preprint 1. Noviembre 2025. [PDF]