Search for "head-to-head" in Full Text gives 36 result(s) in Beilstein Journal of Organic Chemistry.
Beilstein J. Org. Chem. 2015, 11, 373–384, doi:10.3762/bjoc.11.43
Beilstein J. Org. Chem. 2014, 10, 1372–1382, doi:10.3762/bjoc.10.140
Beilstein J. Org. Chem. 2013, 9, 1858–1866, doi:10.3762/bjoc.9.217
Beilstein J. Org. Chem. 2013, 9, 1826–1836, doi:10.3762/bjoc.9.213
Beilstein J. Org. Chem. 2013, 9, 106–117, doi:10.3762/bjoc.9.14
Beilstein J. Org. Chem. 2012, 8, 1936–1998, doi:10.3762/bjoc.8.225
Beilstein J. Org. Chem. 2011, 7, 578–581, doi:10.3762/bjoc.7.67
Beilstein J. Org. Chem. 2011, 7, 290–297, doi:10.3762/bjoc.7.38
Beilstein J. Org. Chem. 2011, 7, 13–21, doi:10.3762/bjoc.7.3
Beilstein J. Org. Chem. 2010, 6, No. 32, doi:10.3762/bjoc.6.32
Beilstein J. Org. Chem. 2009, 5, No. 62, doi:10.3762/bjoc.5.62