The phrase "aspects of the substantive" is correct and usable in written English.
It can be used in contexts discussing the various elements or features of a substantial topic or subject matter.
Example: "In our analysis, we will explore the aspects of the substantive that influence the overall outcome of the project."
Alternatives: "elements of the core" or "features of the main topic".
Lane's considerable intellectual qualities were not confined to the academic aspects of the substantive criminal law.
(Some aspects of the substantive offence-defining criminal law are not addressed to all citizens, but only to those engaged in particular activities: only drivers are addressed by most of the road traffic laws, for instance, and only those who deal in shares are directly addressed by the laws concerning insider trading).
Before entering in the substantive aspects of the case, it is relevant to stress that the present case was submitted twice for an oral hearing" and that Advocate General Jacobs gave two Opinions to the Court.
Use of comparative risk assessment is a further means whereby uncertainty is reduced by the consideration of carefully matched comparators (isogenic lines, cropping managements, environments) in order to focus on aspects of the comparison that represent substantive, consequential changes in the crop or system under consideration.
Tabb: Well, there could conceivably be a consensus of the signatories to the Berne Convention, that aspects of certain substantive provisions of our treaty are to be assumed under Berne.
And he hinted at some of the substantive aspects of his candidacy when he said he would continue Mr. Giuliani's emphasis on crime-fighting while moving ahead on schools and public health.
Although much of the substantive aspects of the preliminary accord would remain — the agreement not to use force to change frontiers, and the recognition of existing borders — the treaty would no longer he called a treaty on the renunciation of the use of force.
What you find successful negotiators doing is constantly finding a way to disentangle the people (the psychological or relational aspects of the negotiation) from the problem (the substantive aspects, the issues).
The evidence of the substantive aspect of validity is supported by the research into misconceptions and measurement theory.
