TY  - BOOK
AU  - Joan C. Artés, Jaume Llibre, Alex C. Rezende
TI  - Structurally Unstable Quadratic Vector Fields of Codimension One
SN  - 9783319921174
PB  - Springer
UR  - https://link.springer.com/openurl?genre=book&isbn=978-3-319-92117-4
ER  -