León, I., Méndez, G. and Rubio, B. (2004) “Geochemical phases of Fe and degree of pyritization in sediments from Ría de Pontevedra (NW Spain): Implications of mussel raft culture”, Ciencias Marinas, 30(4), pp. 585–602. doi: 10.7773/cm.v30i4.340.