@article{ARM_2007_43_4_a0,
     author = {Khashan, H. A. and Al-Ezeh, H.},
     title = {Conditions under which $R(x)$ and $R\langle x\rangle$ are almost {Q-rings}},
     journal = {Archivum mathematicum},
     pages = {231--236},
     year = {2007},
     volume = {43},
     number = {4},
     mrnumber = {2378523},
     zbl = {1155.13301},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_2007_43_4_a0/}
}