Martti Lagerstrom

Field Evidence for Nomadism in Tengmalm's Owl Aegolius funereus

E. Korpimäki, P. Saurola, Martti Lagerstrom, 1987 .

Survival and natal dispersal of fledglings of Tengmalm's owl in relation to fluctuating food conditions and hatching date

E. Korpimäki, Martti Lagerstrom, 1988 .