Yudy Bolaños

ON THE NUMBER OF N–DIMENSIONAL INVARIANT SPHERES IN POLYNOMIAL VECTOR FIELDS OF C

J. Llibre, Yudy Bolaños, 2011 .

Liouvillian first integrals for quadratic systems with an integrable saddle

C. Valls, J. Llibre, Yudy Bolaños, 2015 .

On the number of invariant conics for the polynomial vector fields defined on quadrics

C. Valls, J. Llibre, Yudy Bolaños, 2013 .