S. Sivtseva. "DEMOGRAPHIC CATASTROPHE FAR BEHIND THE LINES DURING THE GREAT PATRIOTIC WAR (EVIDENCE FROM YAKUTIA)." References: 4th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM2017, www.sgemvienna.org, SGEM2017 Conference Proceedings, ISBN 978-619-7105-94-0 / ISSN 2367-5659, March 28-31, Book2, Vol.1, 51-58 pp, DOI:10.5593/SGEMS (2017): 51-58. https://doi.org/10.5593/SGEMSOCIAL2017/HB21/S05.006