%0 Journal Article %A Nils Hasselmann %A Florian Schütz %A Ivan Spremo %A Peter Kopietz %T Effective spin-wave action for ordered Heisenberg antiferromagnets in a magnetic field %J Comptes Rendus. Chimie %D 2007 %P 60-64 %V 10 %N 1-2 %I Elsevier %R 10.1016/j.crci.2006.06.008 %G en %F CRCHIM_2007__10_1-2_60_0