Analysis of information sources in references of the Wikipedia article "Iron Maiden" in Portuguese language version.
|url= (ajuda) Em falta ou vazio |título= (ajuda)|url= (ajuda) Em falta ou vazio |título= (ajuda)1979 After 3 years playing sporadic pub gigs with various line-ups changing around founder, song writer and bass player Steve Harris, by mid-1979 Iron Maiden are Steve, Paul Di'Anno (vocals), Dave Murray (guitar) and Doug Sampson (drums)
|url= (ajuda) em 6 de setembro de 20151979 After 3 years playing sporadic pub gigs with various line-ups changing around founder, song writer and bass player Steve Harris, by mid-1979 Iron Maiden are Steve, Paul Di'Anno (vocals), Dave Murray (guitar) and Doug Sampson (drums)
|url= (ajuda) em 6 de setembro de 2015