@article{JGG_2023_27_2_JGG_2023_27_2_a0,
     author = {H. Katsuura },
     title = {Central and {Twin} {Tetrahedra}},
     journal = {Journal for geometry and graphics},
     pages = {119--126},
     publisher = {mathdoc},
     volume = {27},
     number = {2},
     year = {2023},
     url = {http://geodesic.mathdoc.fr/item/JGG_2023_27_2_JGG_2023_27_2_a0/}
}