http://www.solobike.it/sbk/news/-Trail-Building-School-IMBA-Italia%26%238232%3B-22-23-Aprile,-Val-Sole
tbs-valdisole
14 articoli
http://www.4actionsport.it/eventi/2017/01/31/news/imba-italia-organizza-la-terza-trail-building-school-in-val-di-sole-200671/
http://www.mtbcult.it/91773/in-arrivo-il-3-corso-di-trail-building-di-imba-italia/
http://www.pinkbike.com/news/val-di-sole-to-host-imba-italia-trail-building-school-2017.html