The phrase "also asserted in" is correct and usable in written English.
It can be used when referencing a claim or statement that has been made in addition to other assertions, typically in academic or formal writing.
Example: "The theory was also asserted in several peer-reviewed journals, highlighting its significance in the field."
Alternatives: "also stated in" or "also claimed in".
He also asserted in a statement that he would fight corruption and foster a broad national dialogue.
Novick also asserted in his biography that he had worked for the footwear company Timberland in a "senior level sales and marketing positions".
He also asserted in the interview that he had illegally ordered the prescription drug Viagra and mailed it to the office of William H. Gates, the Microsoft chairman.
Mr. Turner also asserted in a visit to the project site last month that AltaRock's monitoring and fail-safe systems were superior to those used in Basel.
CREW also asserted in court papers filed yesterday that "critical and highly relevant evidence may have been destroyed" by the White House.
The Vatican also asserted in the statement that some bishops were forced to attend Father Huang's unsanctioned ordination by Chinese civil authorities even after expressing their unwillingness to do so.
The executive, Joseph P. Nacchio, also asserts in the filings that the agency retaliated by depriving Qwest of lucrative outsourcing contracts.
He also asserts in his memoirs that Pemberton in particular wanted to avoid surrendering on July 4, and thus by holding out for better terms he defeated his own purposes.
The Financial Services Roundtable also asserts, in its other e-mail, that the Dodd-Frank financial reform legislation and the Basel III new capital requirements have made the banking system safer.
"Walk and look," the game instructs simply; "this is not a game to be 'won'," it also asserts, in classic Tale of Tales form.
Elanco also asserts, in the brochure, that livestock antibiotics keep occurrences of "food poisoning" down, as if food poisoning were unrelated to farm conditions!
