00482naa#a2200157#i#4500001001500000005001700015011001400032100004100046102000700087200009400094210007200188215001000260608002700270700001500297856001200312EN\\bibl\4691120241130025535.6##a1681-1208##a20100325b2010####ek#y0engy0150####ca##aRU1#aTropospheric NO2 trend over St. Petersburg Russia as measured from spaceeJournal article1#aMoscowcGeophysical Center of the Russian Academy of Sciencesd2010##a6 с.##aJournal article2local#1aIonovgD V4#arjes.ru