Kupeli, N; Norton, S; Chilcot, J; Schmidt, UH; Campbell, IC; Troop, NA; (2015) A Confirmatory Factor Analysis and Validation of the Vulnerable Attachment Style Questionnaire. Journal of Psychopathology and Behavioral Assessment , 37 (1) 153 - 163. 10.1007/s10862-014-9432-3. Green open access