Authors: Rosenfield, RN Bielefeldt, J Sonsthagen, SA Booms, TL

Citation: Rn. Rosenfield et al., Comparable reproductive success at conifer plantation and non-plantation nest sites for Cooper's Hawks in Wisconsin, WILSON B, 112(3), 2000, pp. 417-421

Authors: Bielefeldt, J Rosenfield, RN

Citation: J. Bielefeldt et Rn. Rosenfield, Comment: Comparative breeding ecology of Cooper's hawks in urban vs. exurban areas of southeastern Arizona, J WILDL MAN, 64(2), 2000, pp. 599-600

Authors: Trexel, DR Rosenfield, RN Bielefeldt, J Jacobs, EA

Citation: Dr. Trexel et al., Comparative nest site habitats in Sharp-shinned and Cooper's Hawks in Wisconsin, WILSON B, 111(1), 1999, pp. 7-14

Authors: Rosenfield, RN Bielefeldt, J

Citation: Rn. Rosenfield et J. Bielefeldt, Mass, reproductive biology, and nonrandom pairing in Cooper's Hawks, AUK, 116(3), 1999, pp. 830-835