Nasybullov, Timur. “Chevalley Groups of Types $B_n$, $C_n$, $D_n$ over Certain Fields Do Not Possess the $R_{\infty}$-Property”. Topological Methods in Nonlinear Analysis 56, no. 2 (December 5, 2020): 401–417. Accessed July 22, 2024. https://apcz.umk.pl/TMNA/article/view/TMNA.2019.113.