@article{PORMA_1968__27_1_115060,
     author = {Hoffman, A.E. and Leavitt, W.G.},
     title = {Properties inherited by the lower radical},
     journal = {Portugaliae mathematica},
     pages = {63--66},
     publisher = {mathdoc},
     volume = {27},
     number = {1},
     year = {1968},
     mrnumber = {0262278},
     zbl = {0199.35401},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1968__27_1_115060/}
}