@misc{indiciaedb67a735e97d, title = {Ferromagnetism. Vortex cores--smaller than small.}, author = {J Miltat and A Thiaville}, year = {2002}, doi = {10.1126/science.1077704}, url = {https://pubmed.ncbi.nlm.nih.gov/12386324/}, note = {Source identifier: 12386324} }