Levi, L., & Jensen, P. L. (1996). A model for assessing the costs of stressors at national level: Socio-economic costs of work stress in two EU member states. Dublin, Ireland: European Foundation for the Improvement of Living and Working conditions.

Levi, Lennart, and Per Lunde Jensen. A Model for Assessing the Costs of Stressors At National Level: Socio-economic Costs of Work Stress in Two EU Member States. Dublin, Ireland: European Foundation for the Improvement of Living and Working conditions, 1996.

Levi, Lennart, and Per Lunde Jensen. A Model for Assessing the Costs of Stressors At National Level: Socio-economic Costs of Work Stress in Two EU Member States. Dublin, Ireland: European Foundation for the Improvement of Living and Working conditions, 1996.