@article{Physics.2.7, title = {Staying focused}, author = {Novikova, Irina}, journal = {Physics}, volume = {2}, issue = {}, pages = {7}, numpages = {1}, year = {2009}, month = {Jan}, doi = {10.1103/Physics.2.7}, url = {http://link.aps.org/doi/10.1103/Physics.2.7}, publisher = {American Physical Society} }