@article{PhysRevFocus.4.17, title = {Photons on Demand}, author = {Anonymous}, journal = {Phys. Rev. Focus}, volume = {4}, issue = {}, pages = {17}, numpages = {1}, year = {1999}, month = {Oct}, doi = {10.1103/PhysRevFocus.4.17}, url = {http://link.aps.org/doi/10.1103/PhysRevFocus.4.17}, publisher = {American Physical Society} }