TY  - RPRT
TI  - Wolf pack spacing: Howling as a territory-independent spacing mechanism in a territorial population
AU  - F.H. Harrington
AU  - L.D. Mech
PY  - 1983
DO  - 10.1007/bf00343208
UR  - https://pubs.usgs.gov/publication/5221854
ID  - 5221854
ER  -