000			00388nam a2200157Ia 4500
008			130223s9999 xx 000 0 und d
080			_a551.48.018
245			_aUnit hydrograph derivation
260			_aRoorkee
260			_bNational Institute of Hydrology
260			_c1985
300			_a33 p.
440			_aUM-8; National Institute of Hy
901			_pS42473
942			_cB _2udc
999			_c136060 _d136060