TY - RPRT TI - Establishing paternity in Whooping Cranes ( Grus americana ) by DNA analysis AU - Jonathan L. Longmire AU - George F. Gee AU - C.L. Hardekopf AU - G.A. Mark PY - 1992 UR - https://pubs.usgs.gov/publication/5222924 ID - 5222924 ER -