@article {D.2002,
	title = {{Unravelling host and symbiont phylogenies of halichondrid sponges (Demospongiae, Porifera) using a mitochondrial marker}},
	journal = {Marine Biology},
	volume = {141},
	number = {2},
	year = {2002},
	pages = {377{\textendash}386},
	issn = {0025-3162},
	doi = {10.1007/s00227-002-0785-x},
	url = {http://link.springer.com/10.1007/s00227-002-0785-x},
	author = {D., Erpenbeck and J., Breeuwer and Velde, H. Van Der and Soest, R. Van}
}
@article {Worheide2005,
	title = {{Low variation in partial cytochrome oxidase subunit I (COI) mitochondrial sequences in the coralline demosponge Astrosclera willeyana across the Indo-Pacific}},
	journal = {Marine Biology},
	volume = {148},
	number = {5},
	year = {2005},
	month = {nov},
	pages = {907{\textendash}912},
	issn = {0025-3162},
	doi = {10.1007/s00227-005-0134-y},
	url = {http://link.springer.com/10.1007/s00227-005-0134-y},
	author = {W{\"o}rheide, Gert}
}
