@article{articlebad899c5,
title   = {The threshold of coexistence and critical behaviour of a predator-prey cellular automaton},
author = {Arashiro, Everaldo and Castro, Tânia Tomé Martins de},
year = {2007},
doi = {10.1088/1751-8113/40/5/002},
journal   = {Journal of Physics A - Mathematical and Theoretical}
}