The phrase "acknowledged source of" is correct and usable in written English.
It can be used when referring to a recognized or accepted origin of information, ideas, or materials.
Example: "The research paper cited several acknowledged sources of information to support its claims."
Alternatives: "recognized source of" or "accepted source of".
Such institutions are a widespread and openly acknowledged source of financing for property projects.
Admirers can view Elizabeth Peyton's snapshots, an important but rarely acknowledged source of her paintings, at the Aldrich Museum.
In the United States, one way to study that effect is to examine the decisions of the Supreme Court, a universally acknowledged source of authority.
Admirers of Elizabeth Peyton can now view her snapshots, an important but rarely acknowledged source of her paintings, at the Aldrich Museum.
While it is already an acknowledged source of highly skilled analogue engineers, the Warsaw-Poznan-Gdansk triangle is home to a small but nicely balanced infrastructure for a growing electronics industry.
That posture became more problematic after leaks by the former NSA contractor and acknowledged source of the NSA leaks, Edward Snowden, who fled to Hong Kong and is thought to be stuck at Sheremetyevo International Airport in Moscow.
We also noted any acknowledged sources of financial support for the trial.
English medical authors like Arderne represent an important medium of transmission for rituals to do with childbirth, because they were acknowledged sources of authority for healing.
Many demonstrators have bristled at the government's repeated efforts to discredit the opposition by casting it as a Russian proxy, and its refusal to either negotiate or openly acknowledge sources of popular discontent.
Using quotes and acknowledging sources has been part of recent painting.
Private schools are an under-acknowledged source of Britain's reputation as a global hub and a device for projecting soft power.
