1646-5954 1646-5954 S1646-59542020000300001 10.15847/obsobs14320201566 Portugal 30 09 2020 30 09 2020 14 3 1 15

1999 2007 1914 2005 5 6 6 65-8 1994 Diário de Notícias 2001 2013 2000 1965 2 64-91 2016 9-24 1979 1978 2010 2008 13 301-17 2017 18 12 12 1470-88 2001 2 261-80 2017 363-80 2010 1964 3 77-81 2017 25 201-34 1985 volume IV 1945-58 2012 1 26-44 1970 2002 1973 79 110-31 2008 2 1 1 317-36 2009 2010