Pethon P. A natural hybrid between rudd Scardinius erythrophthalmus and bream Abramis brama from Lake Akersvann, SE Norway. Fauna Norv. [Internet]. 1985Dec.31 [cited 2024Nov.22];6:29-34. Available from: https://www.ntnu.no/ojs/index.php/fauna_norvegica/article/view/6113