Ron L. Deal, Parenting Troubling Emotions, Smart Stepfamilies, http://www.smartstepfamilies.com/view/troubling-emotions.
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Paul Ekman, Outsmart Evolution and Master Your Emotions, video, Big Think, 01.08.2013, http://bigthink.com/big-think-tv/paul-ekman-outsmart-evolution-and-master-your-emotions.
