?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Silvestri&rft.aufirst=A.&rft.au=Silvestri%2C+A.&rft.degree=Masters&rft.title=Beam+Forming+di+array+planari+mediante+ottimizzatore+PSO&rft.date=2005&rft.inst=University+of+Trento