@article{JDM_1977__79_146673,
     author = {Bijan Farrahi},
     title = {On the {Group} of {Transformations} of {Constructible} {Euclidean} {Planes} with {Preserve} a {Single} {Distance.}},
     journal = {Jahresbericht der Deutschen Mathematiker-Vereinigung},
     pages = {59--69},
     publisher = {mathdoc},
     volume = {79},
     year = {1977},
     zbl = {0367.50008},
     url = {http://geodesic.mathdoc.fr/item/JDM_1977__79_146673/}
}