@InProceedings{mironov-ants06,
  author    = {Ilya Mironov and Kobbi Nissim and Anton Mityagin},
  title     = {Hard Instances of the Constrained Discrete Logarithm Problem},
  booktitle = {7th Algorithmic Number Theory Symposium (ANTS VII)},
  year      = 2006,
  location  = {Berlin, Germany},
  month     = jul,
  pages     = {582--598},
  editor    = {Florian He\ss and Sebastian Pauli and Michael Pohst},
  publisher = {Springer},
  series    = {Lecture Notes in Computer Science},
  volume    = {4076},
  url       = {http://research.microsoft.com/users/mironov/papers/hard-dlog.pdf},
}