@conference{814301, author = {Vladislav Gerginov and Svenja Knappe and Vishal Shah and John Kitching and Leo Hollberg}, title = {Reduction of optical field noise by differential detection in atomic clocks based on coherent population trapping}, year = {2007}, number = {6604}, month = {2007-01-01 00:01:00}, publisher = {14th International School on Quantum Electronics , Sunny Beach, 1, SZ}, language = {en}, }