Poulton, Barry C. (Barry Charles). The Stoneflies (Plecoptera) of the Ozark and Ouachita Mountains, dissertation, December 1989; (https://digital.library.unt.edu/ark:/67531/metadc331637/m1/1/: accessed April 25, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .