by Valls, Claudia
Published in Mathematics (Basel) (01.10.2022)

by Valls, Claudia
Published in Electronic journal of qualitative theory of differential equations (01.01.2020)

by Valls, Claudia
Published in Mathematics (Basel) (01.06.2020)

by Valls, Claudia
Published in Mathematics (Basel) (01.07.2020)

by Llibre, Jaume, Paşca, Daniel, Valls, Claudià
Published in Celestial mechanics and dynamical astronomy (01.12.2021)

by Llibre, Jaume, Valls, Claudia
Published in Nonlinear analysis (Vilnius, Lithuania) (01.09.2023)

by Llibre, Jaume, Valls, Claudia
Published in Symmetry (Basel) (01.07.2021)

by Luis Barreira, Claudia Valls
Published in Electronic journal of differential equations (18.03.2022)

by Barreira, Luis, Valls, Claudia
Published in Electronic journal of qualitative theory of differential equations (01.01.2022)

by Barreira, Luis, Valls, Claudia
Published in Electronic journal of qualitative theory of differential equations (2022)

by Artés, Joan Carles, Llibre, Jaume, Valls, Claudià
Published in Chaos, solitons and fractals (01.09.2018)

by Regilene Oliveira, Claudia Valls
Published in Electronic journal of differential equations (01.06.2020)

by Barreira, Luis, Valls, Claudia
Published in Electronic journal of qualitative theory of differential equations (01.01.2021)

by Luis Barreira, Claudia Valls
Published in Electronic journal of differential equations (17.04.2019)

by Cândido, Murilo R, Novaes, Douglas D, Valls, Claudia
Published in Nonlinearity (01.09.2020)

by Llibre, Jaume, Paşca, Daniel, Valls, Claudià
Published in Chaos, solitons and fractals (01.04.2014)

by Luis Barreira, Claudia Valls
Published in Journal of the Korean Mathematical Society (01.05.2019)

by Jaume Llibre, Claudia Valls
Published in Electronic journal of differential equations (31.03.2018)

by Barreira, Luis, Valls, Claudia
Published in Electronic journal of qualitative theory of differential equations (01.01.2019)

by Barreira, Luis, Valls, Claudia
Published in Funkcialaj Ekvacioj (2020)