@article {2002, title = {Quantum mechanics and stochastic mechanics for compatible observables at different times}, journal = {Ann.Physics 296 (2002), no.2, 371}, number = {SISSA;6/2002/FM}, year = {2002}, publisher = {SISSA Library}, doi = {10.1006/aphy.2002.6236}, url = {http://hdl.handle.net/1963/1577}, author = {Michele Correggi and Giovanni Morchio} }