@article{MZ_1979__167_172836,
     author = {Elspeth Cusack},
     title = {The {Join} of {Two} {Fitting} {Classes.}},
     journal = {Mathematische Zeitschrift},
     pages = {37--48},
     publisher = {mathdoc},
     volume = {167},
     year = {1979},
     zbl = {0387.20016},
     url = {http://geodesic.mathdoc.fr/item/MZ_1979__167_172836/}
}