TETRAHEDRON LETTERS, vol. 50, no. 21, page. 2545 - 2547, 2009-05-27
MOLECULAR BIOSYSTEMS, vol. 5, no. 3, page. 235 - 237, 2009-01
ORGANIC & BIOMOLECULAR CHEMISTRY, vol. 7, no. 5, page. 921 - 925, 2009-01