@article{JRAM_1972__256_151255,
     author = {Franz Halter-Koch},
     title = {Idealtheorie der offen einbettbaren kommutativen topologischen {Ringe.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {168--172},
     publisher = {mathdoc},
     volume = {256},
     year = {1972},
     zbl = {0239.13019},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1972__256_151255/}
}