@article{VMJ_2009_11_4_a1,
     author = {P. V. Danchev},
     title = {On some properties of extensions of commutative unital rings},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {7--10},
     publisher = {mathdoc},
     volume = {11},
     number = {4},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2009_11_4_a1/}
}