Bonjour Laurent,
On trouve les principaux pays sur bloomberg :
http://www.bloomberg.com/markets/rates-bonds/government-bonds/us/
http://www.bloomberg.com/apps/quote?ticker=GBTPGR10:IND&n=y
http://www.bloomberg.com/apps/quote?ticker=GGGB10YR:IND
http://www.bloomberg.com/markets/rates-bonds/government-bonds/germany/
http://www.bloomberg.com/apps/quote?ticker=GFRN10:IND
http://www.bloomberg.com/apps/quote?ticker=GSPG10YR:IND
Bonne journée