1990-8644 1990-8644 S1990-86442021000100189 Perú 00 02 2021 00 02 2021 17 78 189 193

2020 23 1 1 109-48 2017 7 2 2 1-10 2016 7 4 4 127-42 2017 2016 2018 2018 34 3 3 279-93 2020 25 3 3 775-95 2017 2018 2018 33 2 2 1-22 2016 20 3 3 447-56