Pehrson, Åke, R. T. Palo, H. Staaland, and P. A. Jordan. “SEASONAL VARIATION IN WEIGHT OF FUNCTIONAL SEGMENTS OF THE GASTROINTESTINAL TRACT AND ITS CONTENTS IN YOUNG MOOSE (ALCES ALCES)”. Alces: A Journal Devoted to the Biology and Management of Moose, vol. 33, Jan. 1997, pp. 1-10, https://alcesjournal.org/index.php/alces/article/view/787.