共 50 条
- [31] SYSTEMS-ANALYSIS AND DESIGN PROCEEDINGS OF THE ANNUAL CONFERENCE AND EXPOSITION NATIONAL MICROGRAPHICS ASSOCIATION, 1975, 24 : 140 - 144
- [40] MISCELLANEOUS EFFECTS ON WATER-DISTRIBUTION SYSTEMS IN COLD WEATHER JOURNAL AMERICAN WATER WORKS ASSOCIATION, 1976, 68 (01): : 15 - 16