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- [6] 1ST INTERNATIONAL-CONFERENCE ON PALEOCEANOGRAPHY - ZURICH, SWITZERLAND, JULY 19-21, 1983 EPISODES, 1984, 7 (01): : 67 - 67
- [9] 1ST INTERNATIONAL-CONFERENCE ON LITERARY SEMANTICS, KENT, ENGLAND, JULY 31 TO AUGUST 2, 1992 ZEITSCHRIFT FUR SEMIOTIK, 1992, 14 (04): : 451 - 452
- [10] The 1st International Conference on Future Language Learning July 1st - 3rd, 2022 BULLETIN OF THE TECHNICAL COMMITTEE ON LEARNING TECHNOLOGY, 2021, 21 (04): : 16 - 16