@article{10_4153_CMB_1986_008_x,
     author = {Grant, Douglass L. and Comfort, W. W.},
     title = {Products and {Cardinal} {Invariants} of {Minimal} {Topological} {Groups}},
     journal = {Canadian mathematical bulletin},
     pages = {44--49},
     year = {1986},
     volume = {29},
     number = {1},
     doi = {10.4153/CMB-1986-008-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1986-008-x/}
}