?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Sanmart%C3%ADn+Losada%2C+Juan+Ram%C3%B3n&rft.aulast=Sanmart%C3%ADn+Losada&rft.aufirst=Juan+Ram%C3%B3n&rft.title=A+%22Free-Lunch%22+tour+of+the+Jovian+System&rft.btitle=8th+Spacecraft+Charging+Technology+Conference+%3A+proceedings+of+a+conference&rft.date=March+2004&rft.genre=proceeding