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The Fight for Conservation Автор: Gifford Pinchot Год: 2005 |
Facts, Figures, and Formulae for Irrigation Engineers: Being a Series of Notes On Miscellaneous Subjects Connected with Irrigation Автор: Robert Burton Buckley Год: -0001 |
Ramadi Barrage Автор: Lambert M. Surhone Год: 2010 |
Approximation algorithm for Minimum Face Spanning Subgraph Автор: Md. Zahidur Rahman Год: 2010 |
Common Agricultural Policy and EU Agriculture Автор: Thomas Langmaier Год: 2010 |