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- [4] 7TH INTERNATIONAL-SYMPOSIUM ON INTESTINAL MICROECOLOGY PROGRESS IN FOOD AND NUTRITION SCIENCE, 1983, 7 (3-4): : 1 - 3
- [6] 7TH INTERNATIONAL-SYMPOSIUM ON CAPILLARY CHROMATOGRAPHY JOURNAL OF HIGH RESOLUTION CHROMATOGRAPHY & CHROMATOGRAPHY COMMUNICATIONS, 1986, 9 (11): : 612 - 612
- [8] 7TH INTERNATIONAL-SYMPOSIUM ON MINERAL-RESOURCES ERDOL & KOHLE ERDGAS PETROCHEMIE, 1995, 48 (02): : 57 - 60
- [9] THE 7TH INTERNATIONAL-SYMPOSIUM ON THE ELECTROMAGNETIC INDUCTION IN THE EARTH IZVESTIYA AKADEMII NAUK SSSR FIZIKA ZEMLI, 1985, (11): : 104 - 106
- [10] 7TH INTERNATIONAL-SYMPOSIUM FOR CHEMISTRY OF ORGANOSULFUR COMPOUNDS KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII, 1977, (02): : 272 - 276