Barber, William James (1976) Relationships between population density feeding and growth of the roach (Ratilus ratilus, L. 1758) and other coarse fish in a gravel-pit lake in Southern England. Doctoral thesis, City of London Polytechnic.
Gee, Alun Stewart (1976) A comparison of growth rates of coarse fish in gravel-pit lakes in south-east England and of population structure in selected lakes. Doctoral thesis, City of London Polytechnic.