@article{GDZPPN002360225, title = {On the upper semicontinuity intersection defect.}, journal = {Mathematica Scandinavica}, volume = {64}, year = {1989}, pages = {161-164}, zbl = {0733.13014}, url = {http://dml.mathdoc.fr/item/GDZPPN002360225} }
Tarrio, L.A.; Rodicio, A. G. On the upper semicontinuity intersection defect.. Mathematica Scandinavica, Tome 64 (1989) pp. 161-164. http://gdmltest.u-ga.fr/item/GDZPPN002360225/