Six (1987) and seven (2001, 2019) land use classes were recorded with overall accuracies from 84.8 to 85.3 percent. The area of coal open-pit and urban area increased from 5 percent in 1987 to 10 ...
Ardron JA, Ruhl HA, Jones DO (2018). Үндэсний эрх мэдлээс гадуурх далайн гүний уурхайн засаглалд ил тод байдлыг тусгах. Мар. Пол. 89, 58–66. doi: 10.1016/j.marpol.2017.11.021