et al et al et al et al et al et al et al et al et al et al et al 43
44
45
46
47
48
49
50
51
52
53
54
J. Hydrol J. Hydrol J. Hydrol J. Hydrol Isotope Techniques in Groundwater Hydrology J. Hydrol J. Hydrol J. Hydrol Hydrological Sci Tellus J. Hydrol J. Hydrol J. Hydrol Isotope techniques in the study of environmental change, Proceeding of a symposium, Vienna Hydrol. Sci. J 55
J. Hydrol J. Res. Natl. Inst. Stand. Technol GROUND WATER J. Hydrol Science report of the Institute of Geoscience, Univ. of Tsukuba Hydrol. Process Environmental Geology J. Hydrol Hydrol. Process J. Hydrol Science in Isotope techniques in the hydrologic cycle in Isotopes in hydrology. Proceedings of the symposium on isotopes in hydrology 56
57