@inbook{7246,
  author = {William Reinhardt and Charles Jaffé},
  title = {Problems in the Semiclassical Quantization of Integrable and Nonintegrable Classical Dynamical Systems},
  year = {1981},
  pages = {167-177},
  publisher = {Springer US},
  address = {Boston, MA},
  isbn = {978-1-4613-3260-2},
  doi = {10.1007/978-1-4613-3258-9_11},
}