@inproceedings{inproceedingsca85d371,
title   = {Modelos economicos na valoracao do ecossistema manguezal: metodo do willingness to pay},
author = {Tognella, M M P and Grasso, M and Novelli, Yara Schaeffer},
year = {1991},
publisher = {Io-Usp},
booktitle   = {Simposio sobre Oceanografia - Iousp}
}