^The Encyclopedia of the Novel. John Wiley & Sons. 2011. p. 719. ISBN 9781405161848.
^Stavans, Ilan; PhD, Lewis-Sebring Professor in Latin American and Latino Culture Ilan Stavans (1997). Antiheroes: Mexico and Its Detective Novel. Fairleigh Dickinson Univ Press. p. 77. ISBN 9780838636442.