Authors: ULFSTRAND S

Citation: S. Ulfstrand, BEHAVIORAL ECOLOGY AND CONSERVATION BIOLOGY, Oikos, 77(2), 1996, pp. 183-183

Authors: MOLLER AP MAGNHAGEN C ULFSTRAND A ULFSTRAND S

Citation: Ap. Moller et al., PHENOTYPIC QUALITY AND MOLT IN THE BARN SWALLOW, HIRUNDO-RUSTICA, Behavioral ecology, 6(3), 1995, pp. 242-249

Authors: ULFSTRAND S

Citation: S. Ulfstrand, LOOKING FORWARDS IN THE REAR-VIEW MIRROR - AN ASSESSMENT OF THE MEETING, Ibis, 137, 1995, pp. 249-250

Authors: ULFSTRAND S

Citation: S. Ulfstrand, BIODIVERSITY - HOW TO REDUCE ITS DECLINE, Oikos, 63(1), 1992, pp. 3-5