The phrase "a source of some controversy" is correct and usable in written English.
It can be used when discussing a topic, issue, or event that has generated differing opinions or debates among people.
Example: "The new policy implemented by the government has become a source of some controversy among citizens and lawmakers alike."
Alternatives: "a point of contention" or "a matter of debate".
American aid is a source of some controversy.
His implication that Hawthorne's writing was merely a product of repressed impulses was a source of some controversy.
It has been a source of some controversy among fans of the long-running show, but Capaldi said that shouldn't be the case.
The Twitter bio of Noah Glass, whose role in the founding of the company became a source of some controversy around the time of the I.P.O.
The Shinnecock Hills golf course was a source of some controversy when the United States Open was held there in 2004.
By Nicholas Thompson December 17, 2013 The Twitter bio of Noah Glass, whose role in the founding of the company became a source of some controversy around the time of the I.P.O.
The refineries, whose emissions will be capped under California's global warming law, have long been a source of controversy among some local residents, who believe their health has suffered from pollution from the plants.
The tobacco industry is represented by three nonvoting members -- itself a source of controversy with some antitobacco activists, who say the industry should have no seat at the table.
It's been a source of controversy because some critics fear it could "talk over" WiFi routers, Bluetooth headsets, garage door openers and other devices that operate over those shared frequencies.
The pay of MPs has long been a source of controversy, with some members complaining that, due to political pressure, their wages have not kept pace with similar jobs in the public or private sector.
Despite these successes, however, charter schools are a source of civic controversy because they use some funds that would otherwise go to local districts, and often employ non-union teachers.
