@article{GDZPPN002351285, title = {Measure Spaces Connected by Correspondences.}, journal = {Mathematica Scandinavica}, volume = {30}, year = {1972}, pages = {5-45}, zbl = {0241.28010}, url = {http://dml.mathdoc.fr/item/GDZPPN002351285} }
Topsoe, Flemming. Measure Spaces Connected by Correspondences.. Mathematica Scandinavica, Tome 30 (1972) pp. 5-45. http://gdmltest.u-ga.fr/item/GDZPPN002351285/