The Shroud of Turin: Its Ecumenical Implications The Rev. Albert R. Dreisbach. Father Kim is a pioneer in Shroud research and a tireless researcher finding fascinating historical and liturgical references to the Shroud in early centuries.
http://www.shroud.com/dreisbc2.htm

Historical Epsistemology, Jesus' resurrection and the Shroud of Turin by Gary R. Habermas Gary is an expert in biblical studies and co-author of Verdict on the Shroud.
http://www.shroud.com/pdfs/habermas.pdf

Dr. Gil Lavoie moves from medicine to the message. What really happened in the tomb? Does anyone know for sure? Gil makes a case that the body was vertical at the point of image formation. A controversial theory but one that brings us back to biblical based possibilities.
http://www.shroudofjesus.com/page7.html