Prof. Arieh Zaritsky, Ben-Gurion University tel: 08-646 1712 or 627 8951 (W), 08-649 9238 or 649 8407 (H) cellular: 0522-701 746
fax: 08-627 8951 or 647 2890 (W) email: ariehz@bgumail.bgu.ac.il