@article{10_4153_CJM_2007_020_9,
     author = {Barr, Michael and Kennison, John F. and Raphael, R.},
     title = {Searching for {Absolute} $\mathcal{C}\mathcal{R}$ {-Epic} {Spaces}},
     journal = {Canadian journal of mathematics},
     pages = {465--487},
     year = {2007},
     volume = {59},
     number = {3},
     doi = {10.4153/CJM-2007-020-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2007-020-9/}
}