Hopf bifurcation for the hydrogen atom in a circularly polarized microwave field. - Mercè Ollé; Juan R. Pacha (Commun. Nonlinear Sci. Numer. Simul., 2018)

Safe trajectory of a piece moved by a robot. - Ernest Benedito; Oliver Bond; Thomas Babb; Juan R. Pacha; Sandeep Kumar; Joan Solà-Morales (CoRR, 2020)