The conferences prior to the setting up of ISRS were known as International Symposium on Regulated Streams (ISORS). There were 10 of them, the latest ones took place in the following locations:
10th ISORS: TISORS II, 2006, Stirling, UK
9th ISORS: NISORS, 2003, Albury, Australia
8th ISORS: EISORS, 2000, Tolouse, France
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