@article{RCM_2023_57_1_a0,
     author = {Antonio de Padua Franco Filho1 and Anuar Paternina Montalvo1},
     title = {Sections of the light cone in {Minkowski} 4-space},
     journal = {Revista colombiana de matematicas},
     pages = {1--18},
     publisher = {mathdoc},
     volume = {57},
     number = {1},
     year = {2023},
     url = {http://geodesic.mathdoc.fr/item/RCM_2023_57_1_a0/}
}