https://vital.lib.tsu.ru/vital/access/manager/Index en-us 5 30-year lidar observations of the stratospheric aerosol layer state over Tomsk (Western Siberia, Russia) https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000577244 Tue 13 Jun 2017 15:27:13 KRAT ]]>