SELECT
	ga.GA_ID
	, dg2.name_ru
FROM
	tecdoc_2016q1_europe.GENERIC_ARTICLES ga
LEFT JOIN yii_doc.dok_ga dg1 ON ga.GA_ID = dg1.GA_ID
LEFT JOIN yii_doc.dok_ga dg2 ON ga.GA_NR = dg2.GA_ID
WHERE
	dg1.GA_ID IS NULL
AND dg2.GA_ID IS NOT NULL