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Norway | |
| Andersen, Frode, Berge, Svein Arne, Burvald, Ingulv (1996) Die Mineralien des Langesundsfjords und des umgebenden Larvikit-Gebietes, Oslo-Region, Norwegen. Mineralien Welt, 7 (4) 21-100 Berge, Svein A. (n.d.) Personal communication. |
| Larsen, Alf Olav, Andersen, Frode, Dahlgren, Sven, Larsen, Knut Edvard, Burvald, Ingulv - Ed. (2010) The Langesundsfjord - History, geology, pegmatites, minerals. Bode Verlag Gmbh. p.1-240. |
| Knut Edvard Larsen collection # MM-1268 (Visual id only) |
| Andresen, Peter, Friis, Henrik, Kjærnet, Torfinn, Larsen, Alf Olav (2018) The minerals of the Jahren pegmatite, one of the major pegmatites in the Larvik Plutonic Complex. Norsk Mineralsymposium 2018, 5-22 |
| Larsen, Knut Edvard (2015) Noen funn av mineraler i Norge 2013-2015 [Some finds of minerals in Norway 2013-2015]. Norsk Mineralsymposium 2015, 79-88 |