The phrase "a unique source for" is correct and usable in written English.
It can be used when referring to a specific origin or provider of information, materials, or resources that is distinct or one-of-a-kind.
Example: "The library serves as a unique source for historical documents that are not available anywhere else."
Alternatives: "an exclusive provider of" or "a distinctive origin for".
During the process, PBS has worked closely with us to ensure our health and sustainability as a unique source for intelligent, in-depth and balanced reporting and analysis.
Egypt, Egypt 640 Istanbul, Turkey Theophylactus Simocattes, also spelled Theophylact Simocatta (born, Egypt died after 640, probably Constantinople [now Istanbul, Turkey]) Byzantine historian whose chronicles of the Eastern Roman Empire provide a unique source for the Greek relations with the Slavs and Persians during the 6th and 7th centuries.
Theophylactus Simocattes, also spelled Theophylact Simocatta (born, Egypt died after 640, probably Constantinople [now Istanbul, Turkey]), Byzantine historian whose chronicles of the Eastern Roman Empire provide a unique source for the Greek relations with the Slavs and Persians during the 6th and 7th centuries.
The extensive historical notes contained in it are a unique source for the history of logic.
One of them is that it is a unique source for reconstruction of cultural diversity within Late Pleistocene.
Each and every region of our country due to its features like location, landscape, unpolluted nature, and clime constitutes a unique source for organic farming.
"The data held by the NHS could be considered a unique source of value for the nation.
Thus, waterfowl provide a unique source of information for recent insertion events of CR1 elements.
Our analysis confirms LILACS as a unique source of information for the Latin America and the Caribbean region that is not covered in other databases (117 unique citations included).
The cohort of post-Chernobyl patients, for which the timing of the cancer-causing event is precisely known, is a unique source of information for understanding the progression of naturally occurring cancers.
In particular, mapping technologies can generate sparse maps of large DNA fragments (150 kilo base pairs (kbp) to 2 Mbp) and thus provide a unique source of information for disambiguating complex rearrangements in cancer genomes.
