1646-5237 1646-5237 S1646-52372021000200002 10.4000/laboreal.18757 Portugal 30 12 2021 30 12 2021 17 2 2012 41 41 6156-61 2021 18 18 1-13 2021 195-201 2010 184 184 27-36 2009 193-204 1965 2009 45-56 2005 13 13 51-74 (200 7 1996 141-82 2000 2005