Pascoletti, A., & Zanolin, F. A Crossing Lemma for Annular Regions and Invariant Sets with an Application to Planar Dynamical Systems. Wiley.
Chicago Style (17th ed.) CitationPascoletti, Anna, and Fabio Zanolin. A Crossing Lemma for Annular Regions and Invariant Sets with an Application to Planar Dynamical Systems. Wiley.
MLA (9th ed.) CitationPascoletti, Anna, and Fabio Zanolin. A Crossing Lemma for Annular Regions and Invariant Sets with an Application to Planar Dynamical Systems. Wiley.
Warning: These citations may not always be 100% accurate.