P. Niemelä

Effects of interrupting the process of preparation for film stress

P. Niemelä, 1975 .

Overemphasis of Mother Role and Inflexibility of Roles

P. Niemelä, 1982 .

Coping patterns in shock anticipation and in everyday stress.

P. Niemelä, 1974, Scandinavian journal of psychology.

The first abortion ‐ and the last? A study of the personality factors underlying repeated failure of contraception

L. Rauramo, P. Lehtinen, P. Niemelä, 1981, International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Of Mice and Women: Aspects of Female Aggression

K. Björkqvist, Kaj Björkqvist, Pirkko Niemelä, 1994, Politics and the Life Sciences.

Depression, anxiety, hostility and hysterectomy

M. Kvist, T. Hirvonen, S. B. Ewalds-Kvist, 2005, Journal of psychosomatic obstetrics and gynaecology.

New trends in the study of female aggression.

K. Björkqvist, P. Niemelä, 1992 .

Electrodermal responses as a function of quantified threat.

P. Niemelä, 1969, Scandinavian journal of psychology.

Heart rate responses during anticipation of an electric shock of variable probability.

P. Niemelä, 1969, Scandinavian journal of psychology.

Maternal sensitivity behavior and infant behavior in early interaction

K. Lertola, M. Voeten, J. Piha, 2001 .