Link to Series in Level 1 Subscription Site
Link to Series in Level 2 Subscription Site
Link to Series in Level 0 Subscription Site
2001 02 955484·
2001 03 595512·
2001 04 455484.
2002 01 05441·
2002 02 965417.
2002 03 45393.
2002 04 995353·
2003 01 865341·
2003 02 515322.
2003 03 355321.
2003 04 425319.
2004 01 585291·
2004 02 105279·
2004 03 345265.
2004 04 865264.
2005 01 615243.
2005 02 485228.
2005 03 75247.
2005 04 695245·
2006 01 625235.
2006 02 675240.
2006 03 865235·
2006 04 545220.
2007 01 585215·
2007 02 905215.
2007 03 285193·
2007 04 295198.
2008 01 665176.
2008 02 705163·
2008 03 135134·
2008 04 75097·
2009 01 315069·
2009 02 815039·
2009 03 504981.
2009 04 264941.
2010 01 224890.
2010 02 234814·
2010 03 694779.
2010 04 494715.
2011 01 334664·
2011 02 234632.
2011 03 274641.
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