1. Bioeconomics of Fisheries Management;Anderson,2010
2. Efficiency advantages of grandfathering in rights-based fisheries management;Anderson;Annu. Rev. Resour. Econ.,2011
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4. Bertholdsen, Á., 2017. Royna enn eina ferð at steðga samgonguni [Making another attempt at stopping the coalition (in Faroese)] [WWW Document]. www.in.fo. URL http://www.in.fo/news-detail/royna-enn-eina-ferd-at-stedga-samgonguni/.
5. Bertholdsen, Á., 2018. Løgmaður onga ætlan um at útskriva nýval [Prime Minister will not announce general election (in Faroese)] [WWW Document]. www.in.fo. URL http://www.in.fo/news-detail/loegmadur-onga-aetlan-um-at-utskriva-nyval/.