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- [41] 27th symposium of the International Committee for the History of Technology (ICOHTEC) held in Prague, the Czech Republic, August 21-26, 2000 HISTORICKY CASOPIS, 2000, 48 (04): : 709 - 710
- [44] PROBLEMS OF GERMAN ORTHOGRAPHY AND ITS REFORM, AN INTERNATIONAL-CONFERENCE HELD IN RORSCHACH, SWITZERLAND, 3 SEPTEMBER - 4 OCTOBER 1991 DEUTSCHE SPRACHE, 1991, 19 (04): : 379 - 383
- [45] 2ND INTERNATIONAL-SYMPOSIUM OF HANDICRAFT HISTORY, VESZPREM AUGUST 21-26, 1982 - GERMAN - UNGARISCHE-AKADEMIE-DER-WISSENSCHAFTEN ARCHIV FUR SOZIALGESCHICHTE, 1986, 26 : 727 - 729
- [48] 7TH INTERNATIONAL-SYMPOSIUM ON PASSIVITY, PASSIVATION OF METALS AND SEMICONDUCTORS - TECHNICAL-UNIVERSITY-OF-CLAUSTHAL, GERMANY, AUGUST 21-26, 1994 PROTECTION OF METALS, 1995, 31 (05): : 506 - 509
- [49] 5TH INTERNATIONAL-SYMPOSIUM ON MYCO-TOXINS AND PHYCOTOXINS, VIENNA, AUSTRIA, SEPTEMBER 1-3, 1982 OLEAGINEUX, 1982, 37 (8-9): : 408 - 408
- [50] PROCEEDINGS OF THE 5TH INTERNATIONAL MEETING ON RADIATION PROCESSING HELD SAN-DIEGO, CALIFORNIA, 21-26 OCTOBER 1984 - FOOD ENVIRONMENT ELASTOMERS AND POLYMERS - PREFACE RADIATION PHYSICS AND CHEMISTRY, 1985, 25 (1-3): : R9 - R9