Article Title,Year,Volume,Issue,Page Range,Author
12 and 24 h Rhythms in error frequency of locomotive drivers and the influence of tiredness,1974,2,2,175-180,Rutenfranz
Circannual fluctuation of a stereotyped behaviour with possible self-mutilation in a mentally deficient adolescent,1981,7,3,129-140,Francezon
Early circannual rhythms and adult human behaviour: components of a chronobehavioural theory and critique of persistent artifacts,1974,2,1,57-86,Wendt