Whenever possible, references to open sources are made in the footnotes.

在有公开资料可以佐证的地方，我都用脚注的方式表明了出处。

youdao

The Russian foreign intelligence service (SVR) has ALL information that is available from open sources.

俄罗斯对外情报局(SVR)掌握了所有可以公开获得的信息。

youdao

And all of the information came from open sources or self-provided...

且所有信息均来自公开渠道或自我提供。

youdao

And all of the information came from open sources or self-provided...

且所有信息均来自公开渠道或自我提供。

youdao