The phrase "a source of permanent" is not complete and lacks context, making it difficult to assess its correctness in written English.
It could be used in contexts discussing something that provides a lasting or enduring quality, but it needs to be part of a complete thought or sentence.
Example: "The new policy is intended to be a source of permanent improvement in our operations."
Alternatives: "a source of lasting" or "a source of enduring".
'These projects will be a source of permanent grief and regret for future generations,' says a Chinese geologist.
Only if NATO manages to get Russia right will Russia cease to be a source of permanent friction among NATO members.
The real significance of the German plan, though, may not be as a model for other countries but as a source of permanent change in the world's energy economy.
We believe that America has already made strides in this direction and that it's everyone's responsibility to make racial diversity a creative spark and not a source of permanent hostility.
The firm was a private partnership until its public stock debut in 1999, which was conducted to create a source of permanent capital to support its business.
Through their agglomeration advantages, cities offer the most competitive spatial constellations, and are thus a source of permanent vitality, despite the diseconomies of scale present in many cities (Glaeser et al. 2000).
We received GPS locations for all sources of permanent water from the Great Gobi A SPA administration to calculate distances to camel locations.
So were many of SoHo's early residents, no doubt, but ones like Matta-Clark, Ms. Anderson and Ms. Brown were also tightly bound up with New York as a source of inspiration and a permanent home.
In contrast, samples of crosslinked HDPE above Tm exhibited complete reversibility of deformation, irrespectively of an applied strain, and eres ≈ 0. The source of permanent irreversible strain component in neat HDPE is a deformation-induced partial destruction of the molecular network of entangled chains within amorphous interlamellar layers.
Although the inelastic behavior of the main structural members provides structures with a source of energy dissipation, the resulting permanent deformations and cracks seriously affect the performance of structures and result in costly and difficult repair work.
