@article{PhysRevFocus.18.1, title = {Pulsating Pulses}, author = {Lindley, David}, journal = {Phys. Rev. Focus}, volume = {18}, issue = {}, pages = {1}, numpages = {1}, year = {2006}, month = {Jul}, doi = {10.1103/PhysRevFocus.18.1}, url = {http://link.aps.org/doi/10.1103/PhysRevFocus.18.1}, publisher = {American Physical Society} }