The phrase "authoritative tool" is correct and usable in written English.
It can be used to describe a resource or instrument that is recognized as reliable and credible in a specific field or context.
Example: "The new software has become an authoritative tool for researchers in the field of data analysis."
Alternatives: "reliable resource" or "trusted instrument".
First published in 1980 and updated in three subsequent editions, Burton's Legal Thesaurus (MacMillan) is considered an authoritative reference tool and the only freestanding thesaurus in the industry.
Google essentially is the conduit for user generated authoritative content, Google provides the tools (editing tools, space etc) and you contribute the content.
A brand new environment website - EnvironmentGuardian.co.uk - is unveiled today, showcasing a host of new content, from video and data tools to authoritative Q&As on a wide range of green issues.
Failure as a learning tool ("instructive and authoritative"), as a womb for success, at the very least as a serviceable excuse to smoke a Montecristo cigar – these things people will discuss with me.
As Borgman explained: Librarianship tends to focus on methods of constructing organizational tools that reflect the world in the most authoritative manner, while recognizing that no organizational tool is static.
As a strictly selected abstract database, Web of Science (WoS), including Science Citation Index Expanded, Social Sciences Citation Index, and Arts and Humanities Citation Index, has long been recognized as the most authoritative scientific and technical literature indexing tool providing data on the most important areas in science and technology research, especially about medicine.
As a strictly selected abstract database, Web of Science (WoS, including SCI-E and SSCI) has long been recognized as the most authoritative scientific and technical literature indexing tool providing data on most important areas of science and technology research [ 22].
Just as there is no authoritative actor who can implement management tools [ 23], there is no one actor with a sense of the problem(s) as a whole.
Many authoritative commentators agree that analytic evaluation methods and tools are lacking [ 32- 34].
