2664-0902 2664-0902 S2664-09022025000200785 10.33996/revistaalfa.v9i26.381 Peru Ecuador 00 08 2025 00 08 2025 9 26 785 790

1972 1990 2011 6 401-15 2007 8 4 4 1-29 2004 18 3 2004 33 2 2017 12 9-20 2023 3 2