@article{RothEsenHellmann2017, author = {Gian-Luca Roth and Cemal Esen and Ralf Hellmann}, title = {Femtosecond laser direct generation of 3D-microfluidic channels inside bulk PMMA}, journal = {Optics Express}, volume = {25}, number = {15}, pages = {18442 -- 18450}, year = {2017}, }