@article{PhysRevFocus.19.16, title = {The Little Bubbles that Could}, author = {Wofsey, Mike}, journal = {Phys. Rev. Focus}, volume = {19}, issue = {}, pages = {16}, numpages = {1}, year = {2007}, month = {May}, doi = {10.1103/PhysRevFocus.19.16}, url = {http://link.aps.org/doi/10.1103/PhysRevFocus.19.16}, publisher = {American Physical Society} }