"British oceanographer" . . . "Marshall, David Philip"@en . "David Marshall is Professor of Physical Oceanography at the University of Oxford and head of the sub-department of Atmospheric, Oceanic and Planetary Physics. From 2008 to 2012 he was co-director of the 21st Century Ocean Institute within the Oxford Martin School."@en . "1968-07-13Z"^^ . . . "1968Z"^^ . "David Marshall"@en .