Gräfe, J., Haering, F., Tietze, T., Audehm, P., Weigand, M., Wiedwald, U., et al. (2015). Perpendicular magnetisation from in-plane fields in nano-scaled antidot lattices. Nanotechnology, 26(22): 225203. doi:10.1088/0957-4484/26/22/225203.