TY - RPRT TI - Estimation of sex-specific survival from capture-recapture data when sex is not always known AU - J.D. Nichols AU - W. L. Kendall AU - J.E. Hines AU - J. A. Spendelow PY - 2004 DO - 10.1890/03-0578 UR - https://pubs.usgs.gov/publication/5224395 ID - 5224395 ER -