@article{JGG_2023_27_2_JGG_2023_27_2_a6,
     author = {A. N. Zachos },
     title = {A {Property} of the {Fermat-Torricelli} {Point} for {Tetrahedra} and a new {Characterization} for {Isosceles} {Tetrahedra}},
     journal = {Journal for geometry and graphics},
     pages = {187--193},
     publisher = {mathdoc},
     volume = {27},
     number = {2},
     year = {2023},
     url = {http://geodesic.mathdoc.fr/item/JGG_2023_27_2_JGG_2023_27_2_a6/}
}