By Migahid M.A.   Elhaak M.A.   in Journal of Arid Environments

ISSN:0140-1963|48|2|191-203

Academic Press‎(2001)‎

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By Elhaak M.A.   Migahid M.M.   Wegmann K.   in Journal of Arid Environments

ISSN:0140-1963|35|3|459-471

Academic Press‎(1997)‎

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