@article{GDZPPN002361531, title = {Homological Dimension of Pullbacks.}, journal = {Mathematica Scandinavica}, volume = {70}, year = {1992}, pages = {5-15}, zbl = {0805.13005}, url = {http://dml.mathdoc.fr/item/GDZPPN002361531} }
Scrivanti, Susana. Homological Dimension of Pullbacks.. Mathematica Scandinavica, Tome 70 (1992) pp. 5-15. http://gdmltest.u-ga.fr/item/GDZPPN002361531/