@incollection{Mnnit10, author = {Parul Gupta and R.K. Srivastava Mnnit}, title = {Overview of Multi Functional Materials}, booktitle = {New Trends in Technologies}, publisher = {IntechOpen}, address = {Rijeka}, year = {2010}, editor = {Meng Joo Er}, chapter = {1}, doi = {10.5772/10444}, url = {https://doi.org/10.5772/10444} }