@article{10_21136_CMJ_1973_101178,
     author = {Sturm, Teo},
     title = {Einige {Charakterisationen} von {Ketten}},
     journal = {Czechoslovak Mathematical Journal},
     pages = {375--391},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {1973},
     doi = {10.21136/CMJ.1973.101178},
     mrnumber = {0329985},
     zbl = {0346.06005},
     language = {ge},
     url = {https://geodesic-test.mathdoc.fr/articles/10.21136/CMJ.1973.101178/}
}