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- [2] ROTIFERS AS INDICATORS OF WATER-QUALITY ACTA HYDROCHIMICA ET HYDROBIOLOGICA, 1987, 15 (05): : 481 - 485
- [4] WATER-QUALITY INDICATORS - REVIEW OF AVAILABLE INDICATORS ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1976, : 75 - 75
- [5] PHYCOPERIPHYTON (ALGAE) AS INDICATORS OF WATER-QUALITY TRANSACTIONS OF THE AMERICAN MICROSCOPICAL SOCIETY, 1978, 97 (01): : 36 - 43
- [7] WATER-QUALITY INDICATORS - COMPARATIVE EVALUATION ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1976, : 76 - 76
- [8] BACTERIAL INDICATORS OF RECREATIONAL WATER-QUALITY CANADIAN JOURNAL OF PUBLIC HEALTH-REVUE CANADIENNE DE SANTE PUBLIQUE, 1984, 75 (01): : 49 - 56