JOURNAL OF ORGANIC CHEMISTRY, vol. 78, no. 6, page. 2571 - 2578, 2013-03-15
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, vol. 51, no. 43, page. 10851 - 10855, 2012-10
TETRAHEDRON LETTERS, vol. 51, no. 27, page. 3536 - 3537, 2010-07-07