Beilstein J. Org. Chem. 2019, 15, 610–616, doi:10.3762/bjoc.15.56
Beilstein J. Org. Chem. 2012, 8, 1700–1704, doi:10.3762/bjoc.8.193
Beilstein J. Org. Chem. 2011, 7, 615–621, doi:10.3762/bjoc.7.72
Beilstein J. Org. Chem. 2010, 6, No. 69, doi:10.3762/bjoc.6.69