@article{PhysRevFocus.21.12, title = {Self-forming Rings and Cages}, author = {Schirber, Michael}, journal = {Phys. Rev. Focus}, volume = {21}, issue = {}, pages = {12}, numpages = {1}, year = {2008}, month = {Apr}, doi = {10.1103/PhysRevFocus.21.12}, url = {http://link.aps.org/doi/10.1103/PhysRevFocus.21.12}, publisher = {American Physical Society} }