The phrase "authoritative input" is correct and usable in written English.
It can be used when referring to information or opinions that are considered reliable and credible, often from an expert or a trusted source.
Example: "The committee sought authoritative input from leading experts in the field to guide their decision-making process."
Alternatives: "expert advice" or "trusted guidance".
The conference combines extensive research with authoritative input from key industry figures to provide an up-to-the-minute overview of the major trends affecting the senior learning and development professional.
Finally, the Article works through the various methods by which courts might confront characterization problems on their own terms, asking whether there exist reliable and predictable means of selecting an authoritative input characterization from the many possibilities that the facts might afford.
In the words of several mosquito scouts, the project institutions were like parents, whose authoritative input was taken seriously by all stakeholders.
The safety assessments and evaluations they perform are based on the best scientific information available, compiling inputs from many authoritative sources, and producing publications that are considered international works of reference.
Talk about the authoritative style of discipline, which considers input from the children but does not necessarily follow it.
Despite or perhaps because of this broad interest and input, there has been no single authoritative reference work which brings together the vast, growing, interdisciplinary and at times contradictory body of literature.
Though royal commentary is a field more often left to commoners, including the former Fleet Street journalist and Diana biographer Andrew Morton, in Ms. Hicks's view, it's something of a feminist act to offer her input on an event she described as more typically covered by authoritative "men in gray suits".
Accompanying clinical advice, according to responses, was developed through reference to authoritative treatment guidelines from multiple countries coupled again with the group's expert input.
Considering all of the various inputs of the index, the ranking system cannot be deemed as 100percentt authoritative.
Inputs (demands) flow into the system and are converted into outputs (decisions and actions) that constitute the authoritative allocation of values.
