A new simple method for age determination of harbour porpoises (Phocoena phocoena) - Henriksen, Louise B.; Thøstesen, Charlotte Bie; Alstrup, Aage Kristian Olsen; Larsen, Hanne Lyngholm; Wahlberg, Magnus; Siebert, Ursula; Pagh, Sussie (Aquatic Mammals, 2024)