AS Livorno Calcio have strengthened their squad ahead of their first UEFA Cup campaign with the signings of defensive trio Samuel Kuffour from AS Roma, Rahman Rezaei from FC Messina Peloro and Dario Kne?evic from Croatian side HNK Rijeka.

Ghanaian international Kuffour, 29, made 21 appearances for Roma after joining from FC Bayern M?nchen last summer. The centre-back, who played one game at the FIFA World Cup, had previously been with Bayern since the 1994/95 campaign and was part of their UEFA Champions League-winning side of 2000/01.