@incollection{Majra11, author = {J.P. Majra}, title = {Air Quality in Rural Areas}, booktitle = {Chemistry, Emission Control, Radioactive Pollution and Indoor Air Quality}, publisher = {IntechOpen}, address = {Rijeka}, year = {2011}, editor = {Nicolas Mazzeo}, chapter = {23}, doi = {10.5772/16890}, url = {https://doi.org/10.5772/16890} }