@article{PORMA_1973__32_1_115187,
     author = {Zaks, Abraham},
     title = {Isobaric {QF-rings}},
     journal = {Portugaliae mathematica},
     pages = {39--47},
     publisher = {mathdoc},
     volume = {32},
     number = {1},
     year = {1973},
     mrnumber = {0327822},
     zbl = {0286.16010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1973__32_1_115187/}
}