Nice study in spanish about Trolley and infra-housing: mobile devices and transitory occupation of the social city space:

This contribution, fundamentallly based on the working developed by the authors in Quilmes University (Argentina) present an approch to urban mobility, infra-housing, social space. It also draws the attention over the particular effects of this phenomenon in the social space transitory occupation and think about problems and opportunities it´s offering, as a matter that must affect to advance a epistemology discussion and a mobile devices classification Key words: urban mobility, infra-housing, social space.