@article{DMGAA_2011_31_2_a3,
     author = {Chajda, Ivan and \v{S}vr\v{c}ek, Filip},
     title = {The rings which are {Boolean}},
     journal = {Discussiones Mathematicae. General Algebra and Applications},
     pages = {175--184},
     publisher = {mathdoc},
     volume = {31},
     number = {2},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGAA_2011_31_2_a3/}
}