1990-8644 1990-8644 S1990-86442019000500183 Perú Perú 00 10 2019 00 10 2019 15 70 183 192

2006 40 1 1 99-106 2002 2000 12 1 1 87-92 2000 18 1 1 35-68 2002 14 1 1 100-5 1999 125 2 2 276-302 2010 2001 2001 2001 19 2 2 211-36 2004 1998 2004 1989