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- [22] Relief representation with a manual airbrush (vol 38, pg 107, 2001) CARTOGRAPHIC JOURNAL, 2001, 38 (02): : 118 - 118
- [26] Hydrology of swelling soils: a review (vol 38, pg 501, 2000) AUSTRALIAN JOURNAL OF SOIL RESEARCH, 2001, 39 (06): : 1467 - U21