Variability comparisons for some mixture models with stochastic environments in biosciences and engineering Egileak: L.F. Escudero, E.M. Ortega, J. Alonso Urtea: 2010 Aldizkaria: Stochastic Environmental Research & Risk Assessment Informazio gehigarria http://link.springer.com/article/10.1007/s00477-009-0310-6