Petra Hauke
Petra Hauke, Humboldt-Uni., Berlin; Madeleine Charney, Uni. of Massachusetts Amherst; USA; Harri Sahavirta, Uni. of Helsinki, Finland.
Petra Hauke, Humboldt-Uni., Berlin; Madeleine Charney, Uni. of Massachusetts Amherst; USA; Harri Sahavirta, Uni. of Helsinki, Finland. See less