@conference{21116,
  author = {Johannes Soons and Ulf Griesmann},
  title = {Absolute interferometric tests of spherical surfaces based on rotational and translational shears},
  year = {2012},
  number = {8493},
  month = {2012-09-13},
  publisher = {Interferometry XVI: Techniques and Analysis, Proceedings of SPIE Volume 8493.
, San Diego, CA},
  doi = {https://doi.org/10.1117/12.930030},
  language = {en},
}