@article{RLINA_1982_8_73_5_a6,
     author = {Zampieri, Gaetano},
     title = {Diffeomorphisms constructively associated with mutually diverging spacetimes which allow a natural identification of event points in general relativity. {Part} {I}},
     journal = {Atti della Accademia nazionale dei Lincei. Rendiconti della Classe di scienze fisiche, matematiche e naturali},
     pages = {132--137},
     publisher = {mathdoc},
     volume = {Ser. 8, 73},
     number = {5},
     year = {1982},
     zbl = {0255.02015},
     mrnumber = {0726291},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RLINA_1982_8_73_5_a6/}
}