7

A new design for ultrasonic wedge transducer.

Year:
1992
Language:
english
File:
PDF, 519 KB
english, 1992
15

A model of litter decomposition and accumulation in grassland ecosystems

Year:
1996
Language:
english
File:
PDF, 397 KB
english, 1996
19

Finite element solution to the parabolic wave equation

Year:
1988
Language:
english
File:
PDF, 712 KB
english, 1988