Solaris to supply 12 hydrogen buses in Bolzano, Italy June 3, 2019 | Europe Company News Solaris has secured a contract from Società Autobus Servizi d'Area SpA (SASA), the public transport operator in the South Tyrolean municipalities, to supply 12 Urbino hydrogen buses in Bolzano as wel... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password