Search for "Wittig reactions" in Full Text gives 28 result(s) in Beilstein Journal of Organic Chemistry.
Beilstein J. Org. Chem. 2009, 5, No. 22, doi:10.3762/bjoc.5.22
Beilstein J. Org. Chem. 2008, 4, No. 49, doi:10.3762/bjoc.4.49
Beilstein J. Org. Chem. 2008, 4, No. 48, doi:10.3762/bjoc.4.48