Ronny Meixner (English Wikipedia)

"2003 Porsche 911 GT3 RS - Racing Cars - History - Dr. Ing. H.c. F. Porsche AG". Archived from the original on 2010-04-13. Retrieved 2009-05-02.
"Archived copy". Archived from the original on 2006-12-30. Retrieved 2009-05-02.{{cite web}}: CS1 maint: archived copy as title (link)
"Archived copy". Archived from the original on 2006-12-30. Retrieved 2009-05-02.{{cite web}}: CS1 maint: archived copy as title (link)
"Joest Racing". Archived from the original on 2011-07-19. Retrieved 2009-05-02.
"Archived copy". Archived from the original on 2006-12-30. Retrieved 2009-05-02.{{cite web}}: CS1 maint: archived copy as title (link)

wspr-racing.com

"Archived copy". Archived from the original on 2006-12-30. Retrieved 2009-05-02.{{cite web}}: CS1 maint: archived copy as title (link)
"Archived copy". Archived from the original on 2006-12-30. Retrieved 2009-05-02.{{cite web}}: CS1 maint: archived copy as title (link)
"Archived copy". Archived from the original on 2006-12-30. Retrieved 2009-05-02.{{cite web}}: CS1 maint: archived copy as title (link)