ZHUKOV, Roman Aleksandrovich et al.
 A Model of Socio-Ecological and Economic System: The Tula Region of the Russian Federation.
<strong>Journal of Environmental Management and Tourism</strong>, [S.l.], v. 10, n. 7, p. 1539-1558, jan. 2020.
ISSN 2068-7729.
Available at: &lt;<a href="https://journals.aserspublishing.eu/jemt/article/view/4280" target="_new">https://journals.aserspublishing.eu/jemt/article/view/4280</a>&gt;. Date accessed: 01 may 2024.
doi: <a href="https://doi.org/10.14505//jemt.v10.7(39).12">https://doi.org/10.14505//jemt.v10.7(39).12</a>.