Obsessional traits and emotional instability in a normal populationhttps://www.upress.umn.edu/test-division/bibliography/1960-1969/1967/kline_obsessional_1967https://www.upress.umn.edu/logo.png
Paul Kline
(1967)
Obsessional traits and emotional instability in a normal population
British Journal of Medical Psychology, 40(2):153 --157.