@article {836761,
	title = {Dynamics and Growth Patterns of  Calcareous Sponge Spicules},
	journal = {Proc. R. Soc. Lond. B.},
	volume = {263},
	year = {1996},
	pages = {133-139},
	author = {M. Ilan and Aizenberg, J. and O. Gilor}
}
