@inbook{gunkel_lewbart_2007, title={Invertebrates}, ISBN={9780813825663}, DOI={10.1002/9780470376478.ch13}, booktitle={Zoo animal & wildlife immobilization and anesthesia}, publisher={Ames, IA: Blackwell Publishing}, author={Gunkel, C. and Lewbart, G. A.}, year={2007}, pages={147–158} }
 @article{tuttle_frederico_linder_gunkel_remick_redding_2007, title={Pathological fracture of the ulna due to osteosarcoma in an Arabian camel (Camelus dromedarius)}, volume={161}, DOI={10.1136/vr.161.1.30}, number={1}, journal={Veterinary Record}, author={Tuttle, A. D. and Frederico, L. and Linder, K. and Gunkel, C. and Remick, A. and Redding, R.}, year={2007}, pages={30–33} }
 @article{tuttle_papich_lewbart_christian_gunkel_harms_2006, title={Pharmacokinetics of ketoprofen in the green iguana (Iguana iguana) following single intravenous and intramuscular injections}, volume={37}, DOI={10.1638/06-029.1}, number={4}, journal={Journal of Zoo and Wildlife Medicine}, author={Tuttle, A. D. and Papich, M. and Lewbart, G. A. and Christian, S. and Gunkel, C. and Harms, C. A.}, year={2006}, pages={567–570} }
 @article{valverde_gunkel_2005, title={Pain management in horses and farm animals}, volume={15}, number={4}, journal={Journal of Veterinary Emergency and Critical Care (San Antonio, Tex. : 2001)}, author={Valverde, A. and Gunkel, C. I.}, year={2005}, pages={295–307} }