If they really are so old as their author asserts, then we begin.

The author asserts the moral right to be identified as the author of this work.

The author asserts to have experimented with what is explained in this chapter.

Thus, the authors assert that such aptitudes are of little importance.

Programs in the public domain are ones over which the author has not asserted any legal right.

The authors assert that they were excluded from a "black movement."

One author asserts that "political history as a whole cannot exist without the study of ideological differences and their implications."

The authors assert: "That is a task for the reader."

The author asserts that indifference is the worst of attitudes.

In it the author asserts that some of America's recent approaches to counterterrorism have been counterproductive.