García-Alonso, J., Greenway, G., Munshi, A., Gómez, J., Mazik, K., Knight, A. W., Hardege, J., & Elliott, M. (2011). Biological responses to contaminants in the Humber Estuary: disentangling complex relationships. Marine environmental research, 71(4), 295-303. https://doi.org/10.1016/j.marenvres.2011.02.004