@inproceedings{inproceedingsc5443a93,
title   = {A learning experience of the University of São Paulo in developing a biological reference material},
author = {Fernandes, Elisabete Aparecida de Nadai and Krug, Francisco José and Bacchi, M A and Gonzaga, C L and Rufini, Iolanda Aparecida and Tsai, Siu Mui},
year = {2000},
booktitle   = {International Symposium on Biological and Environmental Reference Materials}
}