@inbook{inbook88eee56c,
title   = {Metalimnetic layer of lake of helvecio: plankton distribution},
author = {Matsumura-Tundisi, T and Rocha, O and Tundisi, José Galizia and Henry, R and Calijuri, Maria do Carmo and Govoni, S},
year = {1989},
publisher = {Wri/Nagoya University},
journal   = {Limnological Studies in Rio Doce Valley Lakes Brazil}
}