Here are databases with specific subject coverage that you should search depending on your topic.
A multidisciplinary collection of peer-reviewed journal articles and book chapters published by Elsevier.
If the content of a ScienceDirect article is inaccessible to you, please contact eproblems@utk.edu to request an accessible alternative format
Documentation and reporting system for ongoing and recently completed USDA research projects in agriculture, food and nutrition, and forestry
The digitized collection of dissertations and theses completed at the University of Tennessee, Knoxville.