Nonlinear Dynamics for Hypernasality Detection in Spanish Vowels and Words. - Juan Rafael Orozco-Arroyave; Jesús Francisco Vargas-Bonilla; Julián D. Arias-Londoño; S. Murillo Rendón; Germán Castellanos-Domínguez; J. F. Garcés (Cogn. Comput., 2013)