1. A survey analysis of forest harvesting and transportation operations in Michigan;Abbas;Croat. J. For. Eng.,2014
2. AFF, 2019. A forester's perspective on the landscape management plan. American Forest Foundation. Available online at: https://www.forestfoundation.org/landscape-management-plan-greg-marshall, Accessed April 21, 2021.
3. The state of America's Forest;Alvarez,2018
4. Examining factors impacting online survey response rates in educational research: perceptions of graduate students;Amany;J. MultiDiscip. Evaluat.,2017
5. AF&PA (American Forest and Paper Association). 2014. AF&PA white paper: sustainable forestry and certification programs in the United States. Available online at: https://twosidesna.org/wp-content/uploads/sites/16/2018/05/sustainable-forestry-and-certification-programs-in-the-united-states.pdf, Accessed April 21, 2021.