I. Deep-sea prawn fisheries and their problems. II. A bottom-sampler for the mud-lineJohan Hjort, Johan Tidemand Ruud · First published 1938Open the Tome
The hydrographic conditions and aeration of the Oslo fjord, 1933-1934Trygve Braarud, Johan Tidemand Ruud · First published 1937Open the Tome
On the biology of copepods off Möre. 1925-1927Johan Tidemand Ruud · First published 1929Open the Tome
