Null cones and pseudo-riemannian metrics.
Ehrlich, P.
Semigroup forum, Tome 43 (1991), p. 337-343 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1991-01-01
EUDML-ID : urn:eudml:doc:135120 
@article{GDZPPN001261347,
     title = {Null cones and pseudo-riemannian metrics.},
     journal = {Semigroup forum},
     volume = {43},
     year = {1991},
     pages = {337-343},
     zbl = {0735.53016},
     url = {http://dml.mathdoc.fr/item/GDZPPN001261347}
}

Ehrlich, P. Null cones and pseudo-riemannian metrics.. Semigroup forum, Tome 43 (1991) pp. 337-343. http://gdmltest.u-ga.fr/item/GDZPPN001261347/