@Conference{Sopena-et-al:1999,
    Author = "Sopena, J.~M. and Sanz, E. and Ramos, P. and Romero, E. and Alqu\'ezar, R.",
     Title = "{?`Puede el aleteo de una mariposa causar que una pareja se divorcie? Un estudio del riesgo de divorcio mediante redes neuronales y selecci\'on de atributos (in Spanish)}",
 Booktitle = "{Catalan Conference on Artificial Intelligence}",
      Year = "1999",
     Pages = "86-92",
}