@article{CMUC_1990__31_1_a7,
     author = {Henriksen, Melvin and Smith, Frank A.},
     title = {Ordered ultraconnected rings},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {41--47},
     publisher = {mathdoc},
     volume = {31},
     number = {1},
     year = {1990},
     mrnumber = {1056170},
     zbl = {0726.06011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1990__31_1_a7/}
}