Assyrian sources refer both to the land and its capital city with the same name.

Several sources refer to an early 15th-century work of that name.

Some sources refer to this as the Z-6, but the experiment went no further.

In addition to the article title, there are several ways the sources refer to this group of islands.

Some sources refer to the possibility of Caesar being his real father.

Some sources still refer to characters by their old names, which may lead to confusion.

It seems possible that both sources refer to the same person.

In the past, however, one source close to the operation referred to it as a "nice little business."

Some sources refer to the Boston event as the third annual.

Many Christian sources refer to the world, the flesh, and the devil.