Geodesic
Upper bound of the~global dimension of pullback rings
Fundamentalʹnaâ i prikladnaâ matematika, Tome 5 (1999) no. 4, pp. 1251-1253.

Voir la notice de l'article provenant de la source Math-Net.Ru

Scrivanti's upper bound of the global dimension of a pullback ring is generalized to noncommutative case. 
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     author = {N. V. Kosmatov},
     title = {Upper bound of the~global dimension of pullback rings},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
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     publisher = {mathdoc},
     volume = {5},
     number = {4},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_1999_5_4_a18/}
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N. V. Kosmatov. Upper bound of the~global dimension of pullback rings. Fundamentalʹnaâ i prikladnaâ matematika, Tome 5 (1999) no. 4, pp. 1251-1253. http://geodesic.mathdoc.fr/item/FPM_1999_5_4_a18/