@article{2039,
  keywords = {pfc},
  author = {M. Castellanos-Beltran and Konrad Lehnert},
  title = {Widely tunable parametric amplifier based on a superconducting quantum interference device array resonator},
  year = {2007},
  journal = {Applied Physics Letters},
  volume = {91},
  pages = {083509},
  month = {2007-08},
  issn = {00036951},
  doi = {10.1063/1.2773988},
}