Koopmans, B., Malinowski, G., Dalla Longa, F., Steiauf, D., Fähnle, M., Roth, T., Cinchetti, M., & Aeschlimann, M. (2010). Explaining the paradoxical diversity of ultrafast last-induced demagnetization. Nature Materials, 9, 259-265. doi:10.1038/NMAT2593.