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1 - Report of the eight conference on operator theory : Timişoara and Herculane, June 6–16, 1983 |
2 - Report of the ninth conference on operator theory : Timişoara and Herculane, June 4–14, 1984 |
3 - Report of the seventh conference on operator theory : Timişoara and Herculane, June 7–17, 1982. |