http://www.inn.co.il/Articles/Article.aspx/6950 (Hebrew, by Rav Moshe Tzuriel). Some of the ideas in this article are found also in Rav Shaul Yisraeli's article (Hebrew) at http://www.toraland.org.il/web/project/katava1.asp?codeClient=1555&CodeSubWeb=0&id=56001&projId=13663 Shavua tov. Moshe