The phrase "are proposed in a" is correct and usable in written English.
It can be used when discussing suggestions, recommendations, or plans that are being put forward in a specific context.
Example: "Several new policies are proposed in a recent report aimed at improving workplace safety."
Alternatives: "are suggested in a" or "are recommended in a".
Both ideas are proposed in a report prepared by the employee ownership association to coincide with Clegg's speech.
Reversion to youth and a drastic mind/body disjunction are proposed in a brusquer form by Hanif Kureishi in his short novel "The Body" (Scribner; $18): the hero, Adam, a playwright and writer in his wearying sixties, simply buys himself a new body, into which his brain is transplanted with no more trace than a small scar on the top of his head.
These procedures are proposed in a monitoring and control reference model, whose elaboration is presented.
A new convention centre and transport system linking Cardiff city centre with the bay are proposed in a masterplan for the Welsh capital.
New discretisation schemes are proposed in a Discontinuous Galerkin framework following the criterion of Abgrall and the path-conservative formalism.
Accordingly, the correlations for KL, dL, λ and dm are proposed in a wide range of operational conditions.
This was proposed in a medical journal, PLoS Neglected Tropical Diseases, a year ago, and it makes more sense now than ever.
The reduction had been proposed in a letter to the governor from Margie Mejia, the Lytton Band tribal chairwoman.
Congress has already appropriated $180 million toward nonprofit foreclosure counselors, and another $180 million is proposed in a pending bill.
One way out of the coalition's difficulties is proposed in a research paper published today by the thinktank Policy Exchange.
Such a strategy was proposed in a letter to the British philosopher John Locke by a fellow philosopher William Molyneux in 1690.
