1. (1980). Labour pain: The role of childbirth education, information and expectation. In and (Eds.), Problems in pain (pp. 245–252). London: Pergamon Press.
2. , , , , , , & (1978). Labor as a psychosomatic condition: A study on the influence of personality on self-reported anxiety and pain. In , & (Eds.), Clinical psychoneuroendocrinology in reproduction (pp. 369–379). London: Academic Press.
3. Correlation between subjective labour pain and uterine contractions: a clinical study
4. Classification of clinical pain descriptions by multiple group discriminant analysis