@incollection{Thakur19, author = {Surya Narayan Thakur}, title = {Photoacoustic Spectroscopy of Gaseous and Condensed Matter}, booktitle = {Photoacoustic Imaging}, publisher = {IntechOpen}, address = {Rijeka}, year = {2019}, editor = {Reda R. Gharieb}, chapter = {2}, doi = {10.5772/intechopen.88840}, url = {https://doi.org/10.5772/intechopen.88840} }