Trajanovic Nikola N,Mangan Michael,Shapiro Colin M (2007) Sexual behaviour in sleep, SOCIAL PSYCHIATRY AND PSYCHIATRIC EPIDEMIOLOGY, vol. 42, br. 12, str. 1024-1031 (Article) 

Trajanovic Nikola N,Mangan Michael,Shapiro Colin M (2006) Sexual behaviour in sleep: An internet survey, SLEEP, vol. 29, br. , str. A270-A270 (Meeting Abstract)