The phrase "a substantial and stable" is correct and usable in written English.
It can be used to describe something that is both significant in size or importance and consistent or unchanging over time.
Example: "The company has established a substantial and stable customer base, which contributes to its long-term success."
Alternatives: "a significant and steady" or "a considerable and reliable".
Although winter rye's yield, composition, and biological reactivity change rapidly in the spring, it offers a substantial and stable income across the harvest season and thus flexibility for the farmer.
In vitro and, moreover, in xenografted tumors, the tCD2-luc2 chimera retains a substantial and stable luciferase activity, although not as high as the wild-type luciferase expressed from the luc2-IRES-tCD2 construct.
Since you probably have a pretty substantial farm, and thus a substantial and stable stream of income, you should have plenty of coins on hand.
That is, there are no media "in a substantial and historically stable sense". Joseph Vogl elaborates: "Media are not reducible to representations such as theater or film or to techniques such as printing or telegraphy.
Solid, substantial and stable at any speed, the Phaeton reminds you of the sorts of heavy, understated sedans that Mercedes used to build.
Substantial and stable metal removals (> 90% for both Co and Sr) were achieved during 50 h of continuous system operations.
Unprovoked A−β+ KPD patients recover β-cell function soon after the index DKA and maintain substantial and stable β-cell functional reserve and insulin independence for prolonged periods of time (usually >4 years).
Once substantial and stable biofilm had been established, the dilution rate would be systematically changed to assess the performance of the system under steady state conditions across a range of dilution rates.
It is concluded that breast cancer mortality in Sweden during the last 40 years has been remarkably stable, in spite of a substantial and constant increase in the incidence.
A substantial and satisfying volume.
