Design, Test, and Microfabrication of MEMS and MOEMSSPIE, Selden B. Crary, Wolfgang Ehrfeld, Hiroyuki Fujita · First published 1999Open the Tome
Elements of flow and diffusion processes in separation nozzlesWolfgang Ehrfeld · First published 1983Open the Tome
Zur Untersuchung von Strömungen verdünnter Gase mit Miniatur-DrucksondenWolfgang Ehrfeld · First published 1968Open the Tome