title: Ozone content over the Russian Federation in the first quarter of 2015
abstract: The review is compiled from the data ofthe system that monitors the total ozone (TO) in the CIS and Baltic countries and functions in the operational regime at the Central Aerological Observatory (CAO). The monitoring system uses the data from the national network of M-124 filter ozonometers operating under the methodological supervision ofthe Main Geophysical Observatory. The quality ofthe entire system functioning is under the operational control based on the observations obtained from the OMI
journal: Russian Meteorology and Hydrology