Zzp'ers en werknemers: ongelijkheid in kwaliteit van werk [Self-employed and employees: Inequality in job quality]

Explaining entrepreneuria performance of solo self-employed from a motivational perspective

My love, my life, my everything: Work–home interaction among self-employed

All day and all of the night: the relative contribution of two dimensions of workaholism to well-being in self-employed workers

Return to work: A comparison of two cognitive behavioural interventions in cases of work-related psychological complaints among the self-employed

Road transport working time directive: self-employed and night time provision: final report