Tetrahedron Letters
Tetrahedron Letters > 2003 > 44 > 18 > 3709 - 3712
Tetrahedron Letters > 2004 > 45 > 35 > 6623-6627
Tetrahedron Letters > 2004 > 45 > 52 > 9603-9605
Tetrahedron Letters > 2006 > 47 > 17 > 2965-2967
Tetrahedron Letters > 2006 > 47 > 52 > 9365-9368