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- [2] Guide for Steps Towards Total Quality. Cahiers d'Informations Techniques - Revue de Metallurgie, 1986, 83 (12): : 875 - 879
- [8] GROUNDWATER QUALITY. Journal of the Water Pollution Control Federation, 1986, 58 (06): : 621 - 626
- [10] GROUNDWATER QUALITY. Journal of the Water Pollution Control Federation, 1987, 59 (06): : 513 - 531