@article{10_4064_fm_69_1_1_14,
     author = {Bruno Bosbach},
     title = {Komplement\"are {Halbgruppen} {Kongruenzen} und {Quotienten}},
     journal = {Fundamenta Mathematicae},
     pages = {1--14},
     publisher = {mathdoc},
     volume = {69},
     number = {1},
     year = {1970},
     doi = {10.4064/fm-69-1-1-14},
     language = {de},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-69-1-1-14/}
}