@article{tombaugh_2001, title={Changing standards for a dynamic profession: Forestry education accreditation}, volume={99}, number={9}, journal={Journal of Forestry}, author={Tombaugh, L. W.}, year={2001}, pages={4–9} }
 @book{opportunities for increasing the fiber supply for the paper industry in the southern united states: a university perspective_1999, publisher={Raleigh, NC: College of Forest Resources}, year={1999} }
 @article{tombaugh_1998, title={The forces of change driving forestry education}, volume={96}, number={2}, journal={Journal of Forestry}, author={Tombaugh, L. W.}, year={1998}, pages={4–7} }