Ganbold, Ulambayar, et al. “Results of the Permafrost Investigation of Road: (A Case Study of the Tsagaannuur-Ulaanbaishint Route)”.
Mongolian Journal of Geography and Geoecology
, vol. 59, no. 43, Dec. 2022, pp. 145-5, doi:10.5564/mjgg.v59i43.2522.