Belozerov, Vitali S., Natalia A. Shchitova, and Vasiliy V. Chichikhin. 2016. “The Asymmetry of the Present-Day Social and Demographic Conditions of the North”. Advances in Systems Science and Applications 16 (4), 81-88. https://ijassa.ipu.ru/index.php/ijassa/article/view/239.