Zhao, Hui, Yu-Qiu Liu, Zhi-Xi Wang, and Shao-Ming Fei. “A Note on Entanglement Classification for Tripartite Mixed States”. Acta Polytechnica 62, no. 1 (February 28, 2022): 222–227. Accessed April 15, 2024. https://ojs.cvut.cz/ojs/index.php/ap/article/view/7656.