Aspects of RG-spaces F. Abohalfya | R. Raphael | Show more F. Abohalfya Canada Concordia University Mathematics and Statistics, Concordia University, Montréal, Canada. R. Raphael Canada Concordia University Mathematics and Statistics, Concordia University, Montréal, Canada. Submitted: 2013-07-29 | Accepted: 2013-07-29 | Published: 2012-04-15 DOI: https://doi.org/10.4995/agt.2012.1637