@inproceedings{inproceedings833e705e, title = {Factors involved in the formation and development of severe weather conditions over the megacity of São Paulo}, author = {Freitas, Edmilson Dias de and Silva Dias, Pedro Leite da and Carvalho, Vanessa S. B and Rocha, Caroline R. M and Martins, Leila D and Martins, Jorge A and Andrade, Maria de Fátima}, year = {2009}, publisher = {American Meteorological Society}, booktitle = {American Meteorological Society Meeting} }