Hiroyuki Ii
- (1998): pH AND CHEMISTRY OF NITROGEN, PHOSPHATE, SULFAR AND ALUMINUM IN SURFACE WATER NEAR TEA PLANTATION. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1998, n. 594 (mai 1998).
- (1999): The Effect Of Land Use Upon River Water Chemistry. The Ishi River Basin In Osaka Prefecture. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1999, n. 614 (février 1999).
- (2000): Comparison Of The Water Chemistry In The River Basin Of Different Land Use And Geologic Structure. The Satsunai And Ishikawa River Basin. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 2000, n. 663 (novembre 2000).
- (2002): Oxygen And Hydrogen Isotopic Ratios And Chemistry In Semiarid Land River Water, Southwest Victoria, Australia. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 2002, n. 719 (novembre 2002).
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