VDL to supply electric buses in Bologna, Italy September 29, 2021 | Europe Company News VDL Bus & Coach (VDL) has secured an order from Trasporto Passeggeri Emilia-Romagna S.p.A (TPER), the bus transport operator in Bologna, to provide seven Citea SLF-120 electric buses. The order may be... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password