Biological surveys of the seabed near the Beatice AD and AP platforms in February and May 1982, associated with the use of "cleanspot" drilling fluid : a report of work carried out by the Oil Pollution Research Unit for the British National Oil Corporation (Moray Operations), Aberdeen /
Bishop, J. D. D.,author.
Levell, D.,e author.
Dixon, I.M.T.
Rostron, D.
Staggs, M.F.
Abbiss, T.P.
Evans, L.J.
British National Oil Corporation.
Includes bibliographic references.