@misc{gs11-isogeny,
  author = {Steven Galbraith and Anton Stolbunov},
  title = {{Improved Algorithm for the Isogeny Problem for Ordinary Elliptic Curves}},
  year = {2013},
  url = {https://arxiv.org/abs/1105.6331},
  keywords = {ordinary isogenies, random walks, horizontal isogenies},
  cr_date = {2011-05-31},
  cr_date_precision = {day},
  cr_status = {published},
  cr_venue = {Applicable Algebra in Engineering, Communication and Computing 24(2):107–131},
  cr_author_ids = {steven-galbraith; anton-stolbunov}
}