000018947 001__ 18947 000018947 0248_ $$aoai:doc.rero.ch:18947$$zcdu34$$zthesis_urn$$zreport$$zthesis$$zbook$$zjournal$$zcdu16$$zpostprint$$zpreprint$$zcdu1$$zdissertation 000018947 980__ $$cDELETED
000018947 001__ 18947 000018947 0248_ $$aoai:doc.rero.ch:18947$$zcdu34$$zthesis_urn$$zreport$$zthesis$$zbook$$zjournal$$zcdu16$$zpostprint$$zpreprint$$zcdu1$$zdissertation 000018947 980__ $$cDELETED