* Roman Serbyn, "Holod 1921-1923 I Ukrainska Presa V Kanadi" (translation: "The Famine of 1921-1923 and the Ukrainian Press in Canada"), 1992, ISBN 0-9696301-0-7==References==*A conversation with Prof. Roman Serbyn, historian by Franya Ponomarenko, "Den"", July 18, 2006
* Roman Serbyn, "Holod 1921—1923 I Ukrainska Presa V Kanadi" (translation: "The Famine of 1921—1923 and the Ukrainian Press in Canada"), 1992, ISBN 0-9696301-0-7* A conversation with Prof. Roman Serbyn, historian by Franya Ponomarenko, "Den"", July 18, 2006* С. Грабовский.