Author(s): Nicolau, Ana ; Dias, Nicolina ; Lima, Nelson ; Carvalho, Graça Simões de ; Mota, M.
Date: 1998
Persistent ID: http://hdl.handle.net/1822/3947
Origin: RepositóriUM - Universidade do Minho
Subject(s): Protozoa; Tetrahymena pyriformis; In vitro toxicity; Biological indicators