24/02/2015 – Bicilive – http://mountainbike.bicilive.it/menu/trail-builder/proteggi-sentieri-supporta-imba-italia/
International Mountain Bicycling Association Italia
24/02/2015 – Bicilive – http://mountainbike.bicilive.it/menu/trail-builder/proteggi-sentieri-supporta-imba-italia/