@article{JGG_2022_26_1_JGG_2022_26_1_a7,
     author = {E. Jurkin and M. \v{S}imic Horvath and V. Volenec },
     title = {Tangential {Quadrilateral} in {Isotropic} {Plane}},
     journal = {Journal for geometry and graphics},
     pages = {39--5},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {2022},
     url = {http://geodesic.mathdoc.fr/item/JGG_2022_26_1_JGG_2022_26_1_a7/}
}