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- [21] PROBLEMS OF ANALYTIC CHEMISTRY AT 20TH INTERNATIONAL CONGRESS INDUSTRIAL LABORATORY, 1965, 31 (10): : 1606 - &
- [24] Announcement: 20th international congress of theoretical and applied mechanics Wave Motion, 1998, 27 (02):
- [27] 20TH INTERNATIONAL-CONGRESS OF APPLIED-PSYCHOLOGY REVUE DE PSYCHOLOGIE APPLIQUEE, 1981, 31 (01): : 69 - 70