@article{10_4153_CMB_2015_082_6,
     author = {K\k{e}pczyk, Marek},
     title = {A {Note} on {Algebras} that are {Sums} of {Two} {Subalgebras}},
     journal = {Canadian mathematical bulletin},
     pages = {340--345},
     year = {2016},
     volume = {59},
     number = {2},
     doi = {10.4153/CMB-2015-082-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2015-082-6/}
}