@article{MAN_1980__251_163429,
     author = {V. Eberhardt and S. Dierolf and U. Schwanengel},
     title = {On the {Product} of {Two} {(Totally)} {Minimal} {Topological} {Groups} and the {Three-Space-Problem.}},
     journal = {Mathematische Annalen},
     pages = {123--128},
     publisher = {mathdoc},
     volume = {251},
     year = {1980},
     zbl = {0424.22001},
     url = {http://geodesic.mathdoc.fr/item/MAN_1980__251_163429/}
}