@article{772981, author = {A Popov and A. Anisimov and David Pappas}, title = {Mechanisms for the multistep spin reorientation of ultrathin Fe films on Gd}, year = {2003}, number = {67}, month = {2003-03-31 00:03:00}, publisher = {Physical Review B (Condensed Matter and Materials Physics)}, language = {en}, }