Sorry for duplicating my query. I apologize. Alberto Pelissero via Belvedere 51 10028 Trofarello (TO) I T A L Y tel. +39-11-649.03.03 (home) tel. +39-11-670.3757 (Dept. of Oriental Studies, Turin Univ.) fax +39-11-670.3604 (Dept. of Oriental Studies, Turin Univ.)