Tetrahedron
Tetrahedron > 1999 > 55 > 31 > 9559-9574
Tetrahedron > 2000 > 56 > 43 > 8461-8471
Tetrahedron > 2001 > 57 > 43 > 8999-9010
Tetrahedron > 1999 > 55 > 31 > 9559-9574
Tetrahedron > 2000 > 56 > 43 > 8461-8471
Tetrahedron > 2001 > 57 > 43 > 8999-9010