@article{PierantoniCurcic1996,
  author    = {{Margherita Pierantoni and Vladan Ćurčić}},
  title     = {{A transformation of iterated Collatz mappings}},
  journal   = {{Z. Angew Math. Mech.}},
  year      = {{1996}},
  volume    = {{76}},
  number    = {{Suppl. 2}},
  pages     = {{641--642}},
  note      = {{Zbl. 900.65373}},
}