Kuepper, K., Bischoff, L., Akhmadaliev, C., Fassbinder, J., Stoll, H., Chou, K., Puzic, A., Fauth, K., Dolgos, D., Schütz, G., Van Waeyenberge, B., Tyliszczak, T., Neudecker, I., Woltersdorf, G., & Back, C. (2007). Vortex dynamics in Permalloy disks with artificial defects: suppression of the gyrotropic mode. Appplied Physics Letters, 90:.