@incollection{Pathak18, author = {Nilesh Kumar Pathak and Parthasarathi and Gyanendra Krishna Pandey and R.P. Sharma}, title = {A Perspective on Plasmonics within and beyond the Electrostatic Approximation}, booktitle = {Plasmonics}, publisher = {IntechOpen}, address = {Rijeka}, year = {2018}, editor = {Tatjana Gric}, chapter = {2}, doi = {10.5772/intechopen.81038}, url = {https://doi.org/10.5772/intechopen.81038} }