75th Congress of the European-Atherosclerosis-Society, Prague, Çek Cumhuriyeti, 23 - 26 Nisan 2005, cilt.6, ss.156
We point out that a peculiar annihilation of a vortex-antovortex pair observed numerically by Hertel and Schneider [Phys. Rev. Lett. 97, 177202 (2006)] represents the formation and subsequent decay of a skyrmion.