@article {1340818, title = {Rapid Prototyping of Microfluidic Switches in Poly(dimethyl siloxane) and Their Actuation by Electroosmotic Flow}, journal = {J. Micromechan. Microeng.}, volume = {9}, year = {1999}, note = {661}, pages = {211-217}, author = {Duffy, D. C. and Schueller, O. J. A. and Brittain, S. T. and Whitesides, G. M.} }