Bielsa has been out of work since leaving his post at Chile last year.
The Argentine likes to employ a unique 3-3-1-3 formation which should be intriguing to see in action in the Basque country.
Bielsa has been out of work since leaving his post at Chile last year.
The Argentine likes to employ a unique 3-3-1-3 formation which should be intriguing to see in action in the Basque country.
