Zhen Yao. “Helical Iodine Chains Inside Single-Walled Boron Nitride Nanotubes: Finding the Optimal Helical Radius and Helical Angles”. Global Journal of Science Frontier Research 16, no. A4 (March 15, 2016): 13–22. Accessed May 2, 2024. https://journalofscience.org/index.php/GJSFR/article/view/1874.