Embryo abnormalities in the Periwinkle, Littorina 'saxatilis', as indicators of stress in polluted marine environments
Dixon, D.R.; Pollard, D. (1985). Embryo abnormalities in the Periwinkle, Littorina 'saxatilis', as indicators of stress in polluted marine environments. Mar. Pollut. Bull. 16(1): 29-33. https://dx.doi.org/10.1016/0025-326X(85)90256-5