TY  - RPRT
TI  - Racial composition and differential migration of tower-killed savannah sparrows in southeastern North Dakota
AU  - M.L. Avery
AU  - J.S. Weske
PY  - 1978
DO  - 10.2307/4512349
UR  - https://pubs.usgs.gov/publication/1001832
ID  - 1001832
ER  -