@inproceedings{sgem2015s19110, title = {AIR QUALITY AND RESPIRATORY HEALTH - COMPARISON BETWEEN TWO CITIES}, author = {Krassi Rumchev}, booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, ENERGY AND CLEAN TECHNOLOGIES}, year = {2015}, pages = {}, publisher = {Stef92 Technology}, doi = {10.5593/sgem2015/b41/s19.110} }