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International Review of Hydrobiology > 107 > 1-2 > 60 - 67
Museum International > 69 > 1-2 > 68 - 79
Bautechnik > 94 > 1 > 56 - 61
Irrigation and Drainage > 63 > 3 > 294 - 314
International Review of Hydrobiology > 107 > 1-2 > 60 - 67
Museum International > 69 > 1-2 > 68 - 79
Bautechnik > 94 > 1 > 56 - 61
Irrigation and Drainage > 63 > 3 > 294 - 314