@article{Qun GAO_726, author = {Qun GAO, Cheng YU}, title = {A review of urbanization impact on nitrogen cycle}, publisher = {PROGRESS IN GEOGRAPHY}, year = {2015}, journal = {PROGRESS IN GEOGRAPHY}, volume = {34}, number = {6}, eid = {726}, pages = {726-738}, keywords = {urban smog;nitrogen cycle;nitrogen budget;urban ecosystem;urbanization}, doi = https://www.progressingeography.com/EN/10.18306/dlkxjz.2015.06.008 }