a Articolo Schlomiuk, Dana | Vulpe, Nicolae Planar Quadratic Vector Fields with Invariant Lines of total Multiplicity at least Five PDF 2004 - Edicions de la Universitat de Lleida Fa parte di Qualitative Theory of Dynamical Systems : 5, 1, 2004 Opzioni d'uso Download | NO Copia/incolla | NO Stampa Download | NO Copia/incolla | NO Stampa EUR 6,00 Iva esclusa