The Hell of the North. Merckx 1968.
http://cyclinghistorybyfbs.blogspot.com.es/2012/11/the-hell-of-north-merckx-1968.html
And the fifth part of the 1989 Tour in Spanish:
8 segundos.El Tour del cambio. Parte V:
http://cyclinghistorybyfbs.blogspot.com.es/2012/11/8-segundos-el-tour-del-cambio-parte-v.html
http://cyclinghistorybyfbs.blogspot.com.es/2012/11/the-hell-of-north-merckx-1968.html

And the fifth part of the 1989 Tour in Spanish:
8 segundos.El Tour del cambio. Parte V:
http://cyclinghistorybyfbs.blogspot.com.es/2012/11/8-segundos-el-tour-del-cambio-parte-v.html