Howard Marshall provides an excellent summary of a complex subject. This article was originally published in Themelios the article is reproduced by kind permission of SPCK.
I have just uploaded as a PDF:
My thanks to Dr. Moucarry of All Nations College for his kind permission to make this article available on-line..
I have just uploaded the following article in PDF:
Many thanks to Professor Yamauchi for his kind permission to reproduce it on-line.