Heinen, Joel T. (1999). Over the Edge: A Look across Boundaries
.
ECOLOGY, 80(3), 1096-1097. 10.1890/0012-9658(1999)080[1096:oteala]2.0.co;2
Heinen, Joel T. (1999). Over the Edge: A Look across Boundaries
. ECOLOGY, 80(3), 1096-1097. 10.1890/0012-9658(1999)080[1096:oteala]2.0.co;2