https://ideaexchange.uakron.edu/rubbertopreview/ 2021-08-27 https://ideaexchange.uakron.edu/rubbertopreview/vol12/ 2021-08-27 https://ideaexchange.uakron.edu/rubbertopreview/vol12/iss1/ 2021-08-27 https://ideaexchange.uakron.edu/rubbertopreview/vol12/iss1/1/ 2021-08-27