Ruppert, Julia C., and Francisco Jose Eiroa-Orosa. “Positive Visual Reframing: A Randomised Controlled Trial Using Drawn Visual Imagery to Defuse the Intensity of Negative Experiences and Regulate Emotions in Healthy Adults”. Anales De Psicología Annals of Psychology, vol. 34, no. 2, Apr. 2018, pp. 368-77, doi:10.6018/analesps.34.2.286191.