@article{MM2_1985__51_155064,
     author = {Muhammad Zafrullah},
     title = {A {General} {Theory} of {Almost} {Factoriality.}},
     journal = {Manuscripta mathematica},
     pages = {29--62},
     publisher = {mathdoc},
     volume = {51},
     year = {1985},
     zbl = {0587.13010},
     url = {http://geodesic.mathdoc.fr/item/MM2_1985__51_155064/}
}