@article{CM_1967__18_1-2_170_0, author = {Felgner, Ulrich}, title = {Untersuchungen \"uber das {Zornsche} {Lemma}}, journal = {Compositio Mathematica}, pages = {170--180}, publisher = {P. Noordhoff N. V., Groningen}, volume = {18}, number = {1-2}, year = {1967}, mrnumber = {231722}, zbl = {0168.25304}, language = {de}, url = {http://archive.numdam.org/item/CM_1967__18_1-2_170_0/} }
Felgner, Ulrich. Untersuchungen über das Zornsche Lemma. Compositio Mathematica, Volume 18 (1967) no. 1-2, pp. 170-180. http://archive.numdam.org/item/CM_1967__18_1-2_170_0/
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