@article{articleea551ed9,
title   = {Horseshoes and the conley index spectrum},
author = {Carbinatto, Maria do Carmo and Kwapisz, Jaroslaw and Mischaikow, Konstantin},
year = {2000},
doi = {10.1017/s0143385700000171},
journal   = {Ergodic Theory & Dynamical Systems}
}