Eliasi, Mehdi, and Bijan Taeri. “The Schultz Polynomial of Zigzag Polyhex Nanotubes”. Asian Journal of Chemistry 21, no. 2 (March 30, 2010): 931–941. Accessed August 26, 2024. https://asianpubs.org/index.php/ajchem/article/view/18772.