1. Andreu, B.: Fishery and culture of mussels and oysters in Spain. Symp. Ser., mar. biol. Ass., India 3, 835?846 (1970)
2. Baird, R. H.: Measurement of condition in mussels and oysters. J. Cons. perm. int. Explor. Mer. 23, 249?257 (1958)
3. Baird, R. H.: Factors affecting the growth and condition of mussels (Mytilus edulis L.). Fish Invest., Lond. (Ser. 2) 25(2), 1?33 (1966)
4. Benitez, A. J. y T. Okuda: Variación estacional en la composición química del mejillón Perna perna (L) natural. Boln Inst. oceanogr. Univ. Oriente (Cumaná Venezuela) 10(1), 3?8 (1971)
5. Booth, J. D.: Common bivalve larvae from New Zealand: Mytilacea. N.Z. Jl mar. Freshwat. Res. 11, 407?440 (1977)