@article {1340758, title = {Fabrication of microstructures using shrinkable polystyrene films}, journal = {Sensor Actuat. A-Phys.}, volume = {65}, year = {1998}, note = {601}, pages = {209-217}, author = {Zhao, X-M. and Xia, Y. and Schueller, O. J. A. and Qin, D. and Whitesides, G. M.} }