Link to Series in Level 1 Subscription Site
Link to Series in Level 2 Subscription Site
Link to Series in Level 0 Subscription Site
2000 02 78315.
2000 03 678375.
2000 04 438315.
2001 01 508238.
2001 02 288178·
2001 03 188149·
2001 04 648079·
2002 01 398005.
2002 02 967967.
2002 03 497931.
2002 04 677887·
2003 01 77865·
2003 02 627833.
2003 03 417812.
2003 04 657770·
2004 01 997714·
2004 02 27694·
2004 03 17660·
2004 04 967631·
2005 01 857600.
2005 02 157549·
2005 03 617541·
2005 04 237526·
2006 01 587491·
2006 02 287478.
2006 03 777449·
2006 04 347401.
2007 01 387379·
2007 02 907350.
2007 03 317303·
2007 04 417283·
2008 01 687240.
2008 02 777203·
2008 03 297146.
2008 04 837086.
2009 01 187038·
2009 02 896995·
2009 03 46911·
2009 04 226839.
2010 01 816773.
2010 02 526677.
2010 03 126623·
2010 04 466529.
2011 01 786453·
2011 02 166413.
2011 03 346352·
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