3

A novel low-pass filter using defected ground structures

Year:
2005
Language:
english
File:
PDF, 123 KB
english, 2005
5

Study on fluxes of CH4emission from paddy fields in Changchun area

Year:
2000
Language:
english
File:
PDF, 387 KB
english, 2000
11

Three-order form invariance and conserved quantity

Year:
2006
Language:
english
File:
PDF, 908 KB
english, 2006
13

Noether Symmetry of Three-Order Lagrangian Equations

Year:
2006
Language:
english
File:
PDF, 146 KB
english, 2006