@article{GomezRocha:202006, author = "Gomez Rocha, MarĂ­a and Ruiz Arriola, Enrique", title = "{$\pi\pi$ scattering in a renormalized Hamiltonian matrix}", doi = "10.22323/1.374.0043", journal = "PoS", year = 2020, volume = "LC2019", pages = "043" }