?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=L.&rft.au=Gasperotti%2C+L.&rft.aulast=Gasperotti&rft.title=Analisi+e+Sintesi+di+Filtri+per+PLC&rft.date=2005&rft.degree=Masters&rft.inst=University+of+Trento