@incollection{Sokolovsky12, author = {Sergiy Lyagushyn and Alexander Sokolovsky}, title = {Description of Field States with Correlation Functions and Measurements in Quantum Optics}, booktitle = {Quantum Optics and Laser Experiments}, publisher = {IntechOpen}, address = {Rijeka}, year = {2012}, editor = {Sergiy Lyagushyn}, chapter = {1}, doi = {10.5772/31454}, url = {https://doi.org/10.5772/31454} }