@ARTICLE{topputo2005earth,
  author = {Topputo, F. and Vasile, M. and Bernelli-Zazzera, F.},
  title = {{Earth-to-Moon Low Energy Transfers Targeting $L_1$ Hyperbolic Transit Orbits}},
  journal = {Annals of the New York Academy of Sciences},
  year = {2005},
  volume = {1065},
  pages = {55--76},
  month = {December}
}