@article{MS2_1992__71_1_167207,
     author = {Susana Scrivanti},
     title = {Homological {Dimension} of {Pullbacks.}},
     journal = {Mathematica Scandinavica},
     pages = {5--15},
     publisher = {mathdoc},
     volume = {71},
     number = {1},
     year = {1992},
     zbl = {0805.13005},
     url = {http://geodesic.mathdoc.fr/item/MS2_1992__71_1_167207/}
}