Horácio Macedo on Wikipedia
External resources
- http://autosport.aeiou.pt/gen.pl?p=stories&op=view&fokey=as.stories/83624
- http://sportscar.com.sapo.pt/1_pioneiros.htm
- http://webcache.googleusercontent.com/search?q=cache:z_dKB9a3wpEJ:ferrariemportugal.blogspot.com/2007/06/o-ferrari-250-gt-swb-berlinetta-2035gt.html+ferrari+em+portugal+horacio+macedo&cd=3&hl=en&ct=clnk&gl=ae
- http://www.bilhistorie.no/index.php?name=/Bilsport/Bilsport_1960.html
- http://www.fotorali.com/fotorali_2007/camp_nac_ralis/campeoes_nacionais/campeoes_nacionais.htm
- http://www.fpak.pt/campeoes/2009/CAMPEOES%20NACIONAIS%20DE%20RALIS%201956-2009.pdf
- http://www.motorsport-archive.com/index.php?mode=Event&id=171
- http://www.ralivm.com/previousWinners/index.cfm?displayYear=2003
- http://www.rally-news.fr/documents/show_article/3994
- http://www.roadandtrack.com/auto-shows/1960-ferrari-250-gt-swb-berlinetta-scaglietti