DUFWENBERG, Martin - SERVÁTKA, Maroš - VADOVIČ, Radovan. Honesty and Informal Agreements. - Registrovaný: Scopus. In Games and Economic Behavior. - Orlando : Academic Press. ISSN 0899-8256, 2017, vol. 102, no. 2, pp. 269-285 online. Dostupné na : <http://www.u.arizona.edu/%7Emartind1/Papers-Documents/haia.pdf>