@article{202204.0232,
	doi = {10.20944/preprints202204.0232.v1},
	url = {https://doi.org/10.20944/preprints202204.0232.v1},
	year = 2022,
	month = {April},
	publisher = {Preprints},
	author = {Muhammad Usama},
	title = {Urban Air Quality Measurements: A Survey},
	journal = {Preprints}
}