The phrase "a matter of reference" is correct and usable in written English.
It can be used when discussing the importance or relevance of a particular reference in a given context.
Example: "In this discussion, the accuracy of the data is a matter of reference that we cannot overlook."
Alternatives: "a question of reference" or "a point of reference".
The negative AN (DN) might imply that the cation (the anion) is actually a donor, but this seems to be a matter of referencing.
Tartt starts this novel in a similar way to The Secret History, with a matter-of-fact reference to a murder.
Carey remarked that in the past he had said "just as a matter of historical reference, that I regard this as a Jewish seat".
In physics, how you measure time and distance is a matter of your frame of reference, which can be viewed as a language or labeling convention.
However, as a matter of interpretation, Hume's references to a requisite "delicacy of imagination" (SOT, 272) complicate and obscure the account, for it is not clear what this delicacy is, nor how it contributes to a more settled, general view.
It is a matter of debate which spatial frame of reference occurs in inferotemporal cortex.
In reply Abelard clearly draws a distinction between two semantic properties names possess: reference (nominatio), a matter of what the term applies to; and sense (significatio), a matter of what hearing the term brings to mind, or more exactly the informational content (doctrina) of the concept the word is meant to give rise to, a causal notion.
While EMT is regarded as a plastic and dynamic event during embryogenesis, the plasticity and reversibility of such cell fate alterations in tumorigenesis remains a matter of debate ([ 36, 37] and references therein).
However, this reference is still a matter of debate, especially in the field of protein and mineral requirements.
But such references are never merely a matter of homage or reconstruction.
