@inbook {189,
	title = {Biomarkers in marine sponges: acetylcholinesterase in the sponge Cliona celata},
	booktitle = {Porifera Research: Biodiversity, Innovation and Sustainability},
	number = {28},
	year = {2007},
	pages = {427-432},
	publisher = {Livros do Museu Nacional},
	organization = {Livros do Museu Nacional},
	edition = {Cust{\'o}dio, M.R.; L{\^o}bo-Hajdu, G.; Hajdu E. \& Muricy, G.},
	address = {Rio de Janeiro},
	author = {Marques, D. and Almeida, M. and Xavier, J. and Humanes, M.}
}
