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@article{ARM_1988__24_1_a1, author = {Schimming, Rainer}, title = {Lorentzian geometry as determined by the volumes of small truncated light cones}, journal = {Archivum mathematicum}, pages = {5--15}, publisher = {mathdoc}, volume = {24}, number = {1}, year = {1988}, mrnumber = {983003}, zbl = {0662.53020}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_1988__24_1_a1/} }
Schimming, Rainer. Lorentzian geometry as determined by the volumes of small truncated light cones. Archivum mathematicum, Tome 24 (1988) no. 1, pp. 5-15. http://geodesic.mathdoc.fr/item/ARM_1988__24_1_a1/