The quasitopos hull of the construct of closure spaces Veerle Claes | G. Sonck | Show more Veerle Claes Belgium Vrije Universiteit Brussel Departement Wiskunde G. Sonck Belgium Vrije Universiteit Brussel Departement Wiskunde Submitted: 2013-12-11 | Accepted: 2013-12-11 | Published: 2003-04-01 DOI: https://doi.org/10.4995/agt.2003.2006