The phrase "a subject which has" is correct and usable in written English.
It can be used when referring to a specific topic or theme that possesses certain characteristics or qualities.
Example: "The research paper focuses on a subject which has significant implications for environmental policy."
Alternatives: "a topic that possesses" or "an issue which contains".
Computer Science is a subject which has difficulty in marketing itself.
Yet, it's a subject which has remained very much taboo; which 24 Weeks hopes, in its own way, to address.
AT vol. xiii, p. 168, H. Müller calls the attention of entomologists to a subject which has interested other entomologists before the function of the ocelli in insects.
How difficult was it to research a subject which has been largely absent from mainstream accounts of the war It wasn't very difficult as the records are there.
"Thirty years is about right to start looking back with fresh eyes at a subject which has been variously derided, dismissed and treated as highly toxic".
"My object in this article is principally to call the attention of the profession to the subject of the teeth – a subject which has been too much neglected.
After that came his corporate career, until the conversation in New York.Towards the end of his life Mr Eisner tackled anti-Semitism, a subject which had dogged him from his boyhood.
Shortly after his appointment, Clark began to promote agricultural education, a subject which had attracted his attention during his time in Göttingen.
Time is ripe for a shift in focus on a new subject, which has remained largely undiscussed over the past decade: drug use (as opposed to addiction) among the general population.
This is an thorny subject which has attracted a hulk of attitudes and whetted the curiosity of researchers from various disciplines.
Studying the application of nanomaterial in cement matrixes is a new subject which has attracted the attention of researchers.
