Não informado. (2001). Scientific results. Norwegian North Polar Expedition With the Maud.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Scientific Results. Bergen, Noruega: Norwegian North Polar Expedition With the Maud, 2001.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Scientific Results. Norwegian North Polar Expedition With the Maud, 2001.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.