@article{CM_1995__99_2_109_0, author = {K\"unnemann, Klaus}, title = {Some remarks on the arithmetic {Hodge} index conjecture}, journal = {Compositio Mathematica}, pages = {109--128}, publisher = {Kluwer Academic Publishers}, volume = {99}, number = {2}, year = {1995}, zbl = {0845.14006}, mrnumber = {1351832}, language = {en}, url = {http://archive.numdam.org/item/CM_1995__99_2_109_0/} }