@article{MZ_1978__161_172701,
     author = {Heiner Zieschang and Dieter Fuchs and Ursula Kammler},
     title = {Unteralgebren von ...(2, {IR)} und {Untergruppen} von {LF} {(2,IR).}},
     journal = {Mathematische Zeitschrift},
     pages = {211--220},
     publisher = {mathdoc},
     volume = {161},
     year = {1978},
     zbl = {0394.22018},
     url = {http://geodesic.mathdoc.fr/item/MZ_1978__161_172701/}
}