@inproceedings{inproceedings9940adfe,
title   = {Overview of the Last 30 Years of Air Pollution Control Programs and Health Effects Studies in the Metropolitan Region of Sao Paulo - Brasil},
author = {Assunção, João Vicente de and Ribeiro, Helena},
year = {2002},
publisher = {s.n},
booktitle   = {Conference of the Air and Waste Management Association (AWMA)}
}