translate English to German: They are also to be found among part-time workers who, in addition, are working at night and in the evenings on their computers, as well as among the self-employed who do additional work they do not declare.
Sie finden sich auch unter Teilzeitarbeitnehmern, die zusätzlich abends und nachts an Computern aktiv sind, ebenso unter Selbständigen, die nebenher unangemeldet arbeiten.