000 004880000a22001690004500
008 160108t1982 xxu||||| |||| 00| 0 eng d
020 _a92-3-102049-8
041 _aeng
080 _a628.19:628.54
_bD5
942 _cBK
245 _aDispersion and self purification of pollutants in surface water systems
260 _aParis
_bUnesco
_c1982
300 _a98 p.
440 _aTechnical papers in Hydrology ; 23
650 _aWATER RESOURCES:SURFACE WATER
650 _aWATER POLLUTION
999 _c126228
_d126228