By the time the broadcast ended, there had been no authoritative reports about Ruffian's condition.

An authoritative report has concluded that man-made gases contributed substantially to the rise in temperature over the last 50 years.

Yet two recent and authoritative reports show that industry and policy makers are headed in exactly the wrong direction.

"We don't have the authoritative report on what transpired," he said.

A white paper is an authoritative report or guide that helps solve a problem, or a form of marketing communication.

From there he dispatched to the British public authoritative reports on military, political and social conditions.

The most authoritative report on the cost of health insurance came out yesterday, and it's sure to cause some new outrage.

He was reluctant to do so without an authoritative report to back up his criticism.

We're trying not to read too much into the various rumours, and apparently authoritative reports flying around.

I am sure that, in time, it will become an authoritative report on the issue.