@article{KotzRischArnoldetal.2019,
  author    = {Frederik Kotz and Patrick Risch and Karl Arnold and Semih Sevim and Josep Puigmart{\´i}-Luis and Alexander Quick and Michael Thiel and Andrei Hrynevich and Paul D. Dalton and Dorothea Helmer and Bastian E. Rapp},
  title     = {Fabrication of arbitrary three-dimensional suspended hollow microstructures in transparent fused silica glass},
  journal   = {Nature Communications},
  volume    = {10},
  doi       = {10.1038/s41467-019-09497-z},
  year      = {2019},
}