Authors: Shields, GF Adams, D Garner, G Labelle, M Pietsch, J Ramsay, M Schwartz, C Titus, K Williamson, S

Citation: Gf. Shields et al., Phylogeography of mitochondrial DNA variation in brown bears and polar bears, MOL PHYL EV, 15(2), 2000, pp. 319-326

Authors: Pierson, BJ Pearce, JM Talbot, SL Shields, GF Scribner, KT

Citation: Bj. Pierson et al., Molecular genetic status of Aleutian Canada Geese from Buldir and the Semidi Islands, Alaska, CONDOR, 102(1), 2000, pp. 172-180

Authors: Bakke, I Shields, GF Johansen, S

Citation: I. Bakke et al., Sequence characterization of a unique intergenic spacer in Gadiformes mitochondrial DNA, MAR BIOTEC, 1(5), 1999, pp. 411-415