Helga Jónsdóttir Vivås

Optimal twig-size selection of a generalist herbivore, the moose Alces alces : implications for plant―herbivore interactions

B. Sæther, R. Andersen, Helga Jónsdóttir Vivås, 1991 .

INTERACTIONS BETWEEN A GENERALIST HERBIVORE, THE MOOSE ALCES ALCES, AND ITS FOOD RESOURCES: AN EXPERIMENTAL STUDY OF WINTER FORAGING BEHAVIOUR IN RELATION TO BROWSE AVAILABILITY

B. Saether, Helga Jónsdóttir Vivås, 1987 .

Estimation of Circadian Activity Pattern When the Beginning and End of Active Periods are Not Always Observable

S. Engen, Helga Jónsdóttir Vivås, 1991 .