Грінченко, Гелінада, and Альберт Венгер. 2017. “The Mass Exterminations of the Ihren’s Psychiatric Hospital Patients in 1941-43: Figures, People, Fates”. V. N. Karazin Kharkiv National University Bulletin ‘History of Ukraine. Ukrainian Studies: Historical and Philosophical Sciences’ 23 (June), 60-69. https://periodicals.karazin.ua/uahistory/article/view/8605.