index. London. 1878: 598-602 [2020-11-18] (英语). K.M. Brown et al eds (St Andrews, 2007-2020). Records of the Parliaments of Scotland. www.rps.ac.uk. [2020-11-18]
Victoria. [23 January 2019]. (原始内容存档于2023-04-23). Obwocha, Beatrice. Politician killed in ethnic clashes. The Standard. 3 January 2008 [23 January 2019]
[16 September 2018] –通过Project Euclid. Sudakov, Dmitry. Top Ukrainian politician tragically dies while wolf-hunting. Pravda Report. 18 January 2007 [16