B. Sachs, Uber and Lyft: Customer Reviews and the Right-to-Control, Onlabor, 20 maggio 2015 B. Sachs, Uber and Lyft: Customer Reviews and the Right-to-Control, Onlabor, 20 maggio 2015
F. Pick, J. Dreher, Sustaining hierarchy – Uber isn’t sharing, Kings Review, 5 maggio 2015 F. Pick, J. Dreher, Sustaining hierarchy – Uber isn’t sharing, Kings Review, 5 maggio 2015
