K. Hansen-Bristow

Influence of increasing elevation on growth characteristics at timberline

K. Hansen-Bristow, 1986 .

Composition, form, and distribution of the forest-alpine tundra ecotone, Indian Peaks , Colorado, USA

J. Ives, K. Hansen-Bristow, 1985 .

STABILITY AND INSTABILITY OF NATURAL AND MODIFIED UPPER TIMBERLINE LANDSCAPES IN THE COLORADO ROCKY MOUNTAINS, USA

J. Ives, K. Hansen-Bristow, 1983 .

CHANGES IN THE FOREST-ALPINE TUNDRA ECOTONE: COLORADO FRONT RANGE

J. Ives, K. Hansen-Bristow, 1984 .

Climatic Variability and Tree Response within the Forest‐Alpine Tundra Ecotone

J. Ives, K. Hansen-Bristow, John P. Wilson, 1988 .