@article{GDZPPN002351137, title = {Homology of Deleted Product Spaces.}, journal = {Mathematica Scandinavica}, volume = {28}, year = {1971}, pages = {211-231}, zbl = {0235.57010}, url = {http://dml.mathdoc.fr/item/GDZPPN002351137} }
Patty, C.W. Homology of Deleted Product Spaces.. Mathematica Scandinavica, Tome 28 (1971) pp. 211-231. http://gdmltest.u-ga.fr/item/GDZPPN002351137/