@incollection{Karmakar11,
author = {P. K. Karmakar},
title = {Acoustic Wave},
booktitle = {Acoustic Waves},
publisher = {IntechOpen},
address = {Rijeka},
year = {2011},
editor = {Marco G. Beghi},
chapter = {5},
doi = {10.5772/17765},
url = {https://doi.org/10.5772/17765}
}