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сведения из первоисточника stresses
gen.	straight tip; immediate information; inside information
busin.	immediate knowledge
dipl.	directness of information
econ.	first-hand knowledge
law	direct knowledge
media.	inside
сведения из первоисточников
Makarov.	directness of information

сведения из первоисточника: 3 phrases in 3 subjects

General	1
Information security and data protection	1
Makarov	1