Sorry, I forgot to clarify that SqEK stands for Squatting Europe Kollective: https://sqek.squat.net/ and https://maps.squat.net/en/cities

Best regards,
-- 
Miguel A. Martínez | Professor of Housing and Urban Sociology
IBF (Institute for Housing and Urban Research), Uppsala University | P O Box 514, SE-751 20 Uppsala (Sweden)

Academic website and blog: www.miguelangelmartinez.net
Photography: http://somosuninstante.tumblr.com/ | http://www.somosuninstante.net/

Latest publications:
2018: The Urban Politics of Squatters' Movements (ed.) New York: Palgrave Macmillan http://www.springer.com/gp/book/9781349953134
2018: "Urban emptiness, ghost owners and squatters’ challenges to private property" In Hojer, M. et al. (eds.) Contested Property Claims. What Disagreement Tells Us About Ownership, Abingdon: Routledge.
2018: "Converging movements: occupations of squares and buildings" (co-authored with Angela García) In Tejerina, B. & Perugorría, I. (eds.) Crisis and Social Mobilization in Contemporary Spain. The 15M Movement", Abingdon: Routledge.
2017: "Squatters and migrants in Madrid: Interactions, contexts and cycles" Urban Studies 54(11): 2472-2489 http://journals.sagepub.com/doi/abs/10.1177/0042098016639011