TY  - RPRT
TI  - Variation in probability of first reproduction of Weddell seals
AU  - G.L. Hadley
AU  - J.J. Rotella
AU  - R.A. Garrott
AU  - J.D. Nichols
PY  - 2006
UR  - https://pubs.usgs.gov/publication/5224671
ID  - 5224671
ER  -