The friend who outstayed his welcome? Johan Hjort and the difficulties of bringing science to bear upon whaling - Roberts, Peder (Whaling and History IV : papers presented at a symposium in Sandefjord on the 20th and 21st of June 2013, 2013)
Keywords: Sørishavet; fiskeripolitikk; forskning; hvalbestanden; hvalfangst; pelagisk

Hvaler og hvalfangst - Hjort, Johan (Fra planteverden og dyreliv, 1931)
Keywords: Sørishavet; historie; hvalbestanden; hvalfangstindustri; pelagisk