The phrase "sourced back" is correct and can be used in written English.
It means to trace the origin or originator of something. It is typically used in formal or academic writing. Example: The researcher sourced back to the original document to verify the information.
An argument sourced back to the state is automatically devalued, all the more so where it is aimed at alienated minorities in a questioning and mistrustful age.
By the time there was a ceasefire deal, on Wednesday, the Romney radar was alive to reports of a trip to Disneyland with his wife and grandchildren, sourced back to park visitors who tweeted pictures.
And M&S worked closely with suppliers to develop a whole new level of transparency meat used in sandwiches and recipes can be sourced back to the individual cow and traceability for clothing reaches as far as dye houses and spinning mills.
Redmond quickly jumps into talking about Sandy, illegal transfers of information, and how the information has been sourced back to Martha's, the ambassador, computer.
Since this photo was being shared via social media, there was a digital history that could have hopefully been sourced back to its original poster.
And LifeStraws have a life span of a year, so by the time it's necessary for a replacement, a new one can already be sourced back to the village.
The Tories say they have got five sources of savings – a freeze on IT spending, an immediate renegotiation of procurement contracts with private sector suppliers, a freeze on recruitment, sourcing back office functions at a faster pace, reduced discretionary spending.
This refers both to sourcing back activities that had been previously outsourced to private actors as well as generally to a new legitimation for economic activities run by local governments.
Google open sourced gRPC back in 2015.
Other Sources Back to the planning stages.
Two new sources back up this view.
