He had even written a monograph or two on the subject.

I am writing a little monograph on the subject shortly.

In addition to writing the opinion pieces, she wrote longer monographs.

From 1907 he also wrote several monographs, especially on Flemish art.

During that period, he wrote several monographs on oriental studies in French.

Malingering is a subject upon which I have sometimes thought of writing a monograph.

Curiously enough, I am writing a monograph upon the subject.

I said I was writing a historical monograph on the region.

In so doing, he wrote pioneering monographs, that would set the ground for broader understanding and future research.

He alternated between writing monographs and novels, many set in the art world.