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- [21] INTER-LABORATORY TRIALS IN WATER ANALYSIS .3. EXAMPLE OF AN EVALUATION OF INTER-LABORATORY TRIALS AND COMPARISON OF ITS RESULTS WITH THOSE OF THE DRAFT DIN-ISO-5725 ZEITSCHRIFT FUR WASSER UND ABWASSER FORSCHUNG-JOURNAL FOR WATER AND WASTEWATER RESEARCH, 1980, 13 (06): : 209 - 212
- [23] INTER-LABORATORY TRIALS IN WATER ANALYSIS .1. PLANNING AND ORGANIZATION ZEITSCHRIFT FUR WASSER UND ABWASSER FORSCHUNG-JOURNAL FOR WATER AND WASTEWATER RESEARCH, 1980, 13 (02): : 54 - 62