Geodesic
Extremal rays on higher dimensional projective varieties.
Mathematische Annalen, Tome 291 (1991) no. 1, pp. 497-504.

Voir la notice de l'article provenant de la source European Digital Mathematics Library

Mots-clés : extremal ray, Mori theory, minimal model program, small extremal contractions 
@article{MAN_1991__291_1_164883,
     author = {Qi Zhang},
     title = {Extremal rays on higher dimensional projective varieties.},
     journal = {Mathematische Annalen},
     pages = {497--504},
     publisher = {mathdoc},
     volume = {291},
     number = {1},
     year = {1991},
     zbl = {0762.14009},
     url = {http://geodesic.mathdoc.fr/item/MAN_1991__291_1_164883/}
}
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Qi Zhang. Extremal rays on higher dimensional projective varieties.. Mathematische Annalen, Tome 291 (1991) no. 1, pp. 497-504. http://geodesic.mathdoc.fr/item/MAN_1991__291_1_164883/