I wonder if this research is really valid. It was published 20 years ago, there is nothing in the abstract about arcdegrees and I can't read the full thing, and

I wonder if this research is really valid. It was published 20 years ago, there is nothing in the abstract about arcdegrees and I can't read the full thing, and it's cited with zero consideration for the actual content being presented. If Wikipedia had 70 characters per line I would never read it.