by Anvik, C.H, Elvehoei, O.M, Mariussen, Aa. (NordlandsForskning, NF, Bodoe (Norway)), Wiberg, U, Sondell, E, Virkkala, S, Rosenqvist, O
Published in NF-Rapport (Norway) (1998)

by Pettersen, L.T, Alsos, G.A, Anvik, C.H, Gjertsen, A, Ljunggren, E. (Nordland Research Inst., Bodoe (Norway))
Published in NF-Rapport (Norway) (1999)

by Anvik, C.H, Wiborg, A. (Nordland Research Inst., Bodoe (Norway)), Bjerring, B, Ekman, A.K, Sireni, M
Published in NF-Rapport (Norway) (1999)