The phrase "an imperative source of" is correct and usable in written English.
It can be used when describing something that is essential or crucial in providing information, guidance, or influence.
Example: "The research paper serves as an imperative source of knowledge for understanding climate change."
Alternatives: "a crucial source of" or "an essential source of".
From the managerial point of view, the most imperative source of support is the ward manager, so it is quite distressing to notice that many nurses felt that they received only a little support from this person.
4) Make treatment available: It's imperative to have a reliable source of treatment.
A cooling tower is an imperative component of industrial plants.
Maintenance actions have become an imperative field of engineering investigation.
Adjuvants constitute an imperative element of modern vaccines.
There is an imperative necessity for alternative sources of energy able to reduce the world dependence of fossil oil.
Yet 60% of all respondents (including 70% of civil society respondents) also reported that non-binding codes can in theory have some effect (n = 25), either by serving as a basis for policymaking (n = 4), a source of moral imperatives to act (n = 3), or an advocacy tool for political prioritization (n = 4).
The populous suburbs of Northern Virginia are becoming an increasing source of strength for Democrats; the strategic imperative for Mr. Webb is to exploit that advantage fully to offset any losses in less friendly areas.
Stopping this illicit trade is imperative not only because it is a source of income for a terrorist organization, but also because it jeopardizes the possibility of post-conflict stabilization and reconciliation.
I am committed to tackling London's housing crisis in whatever form it takes – and the rise in rough sleeping over recent years is a growing source of shame that we have a moral imperative to stop.
