The phrase "authoritative source for" is correct and usable in written English.
It can be used when referring to a reliable and trusted origin of information or knowledge on a particular subject.
Example: "The library is considered an authoritative source for historical research."
Alternatives: "trusted reference for" or "reliable source of".
It quickly became the authoritative source for Mr. Stryker's projects.
"We want to be the authoritative source for broadcast journalism in this country," Mr. Klose said, "the place people go to first".
SARAH MASLIN NIR TOP BUTTON TOURS An authoritative source for New York City sample sales, Top Button has branched out into tours.
Patriarch Nikon faced the difficult problem of deciding on an authoritative source for the correction of the liturgical books in use in Russia.
However, the site quotes a spokesperson for the Navy Personnel Command, Cullen James, who confirms that the navy's official record is the "authoritative" source "for verifying entitlement to decorations and awards".
His History of Mehmed the Conqueror covers only the first 17 years (1451 68) of Mehmed's 30-year reign, but it remains a vividly descriptive and authoritative source for scholars of Byzantium.
They figure out which are the most authoritative sources for a given category and weight them accordingly.
The purpose of this study was to perform a systematic review of the literature and other authoritative sources for recommendations regarding the appropriateness of physical and sporting activity for those with scoliosis.
It uses selected open datasources like Wikipedia and OpenStreetMap as authoritative sources for points of interest, and links Web content such as photos, tweets, reviews and opening hours to these points.
Hicks states that the works of Vergil and the blind historian Bernard André, promoted by subsequent Tudor administrations, became the authoritative sources for writers for the next four hundred years.
Williams' suspension and sudden downfall cast a pall over the Comcast Corp-owned network and its reputation as one of the most authoritative sources for news in the United States.
