Those two companies are among several whose ratings of corporate bonds are considered authoritative.

While these may be inspirational, these are not considered authoritative.

His information about Britain, while occasionally useful, is not considered authoritative.

The accountability office does not have law enforcement powers, but its decisions on federal spending are usually considered authoritative.

It was considered serious and authoritative, without being menacing.

When taking charge, he could be considered authoritative to the point of controlling and egocentric.

This often resulted in substantial disagreement between different libraries over which form of a given name was considered authoritative.

He wrote several other works on the Taiping period, all of which are considered authoritative.

It was considered authoritative as late as the sixteenth century.

The above is intended as guidance only - it should not be considered authoritative.