Journal of Hydrology. Vol. 47 No. 3,4 (1980).

It contains of Papers, Book Reviews and Notes on July 1980 in Vol. 47 No. 3,4.

Publisher's note. Research papers : The preservation of skewness in linear disaggregation schemes / E. Todini. Daily flow model based on rainfall occurrences using pulses and a transfer function / N. T. Kottegoda and M. A. Horder. A stochastic model for daily streamflow / J. Kelman. Adaptive real-time forecast of river flow-rates from rainfall data / P. Bolzern, M. Ferrario and G. Fronza. On reservoir reliability / G. G. S. Pegram. Determining operating policies for a water resource system / C. H. Dagli and J. F. Miles. A note on the performance of a 82 Br radioactive tracer in the River Skerne, England / L. Hamill. A predictor - corrector alternating-direction implicit method for two dimensional unsteady saturated-unsaturated flow in porous media / U. Hornung and W. Messing. Comparison of calculated and in situ measured unsaturated hydraulic conductivity / B. K. Khosla. Regional groundwater motion in response to an oscillating water table / A. Vandenberg. Chemical yields in runoff and denudation in a small arable catchment, East Devon, England / I. D. L. Foster. Short communication : Evaluating hydrodynamic dispersion coefficients - an extension to the paper by Basak, P. and Murty, V. V. N.,1979. Determination of hydrodynamic dispersion coefficients using "inverfc". J. Hydrol.,41:43-48 / S. K. Gupta, R. K. Batta and R. N. Randey. Discussions : Radial dispersion to an abstraction well - comments / A. Zuber. Radial dispersion to an abstraction well - reply / A. N. S. Al-Niami and K. R. Rushton. Limited confidence in confidence limits derived by operational stochastic hydrologic models - comments / J. Stedinger. Limited confidence in confidence limits derived by operational stochastic hydrologic models - reply / V. Klemes and A. Bulu. The extreme value type-1 distribution and the principle of maximum entropy - comments / H. N. Phien. The extreme value type-1 distribution and the principle of maximum entropy - reply / P. Jowit. Environmental isotopes in a study of the origin of salinity of groundwater in the Mexicali Valley - a comment / J. Durazo, S. Gaona and J. L. Ortiz. Historical note : Five letters from and to Hammurapi, King of Babylon 91792-1750 B.C.), on water works and irrigation / J. Neumann.