@article{10_4064_cm97_1_11,
     author = {Ryotaro Sato},
     title = {Vector-valued ergodic theorems
 for multiparameter {Additive} processes {II}},
     journal = {Colloquium Mathematicum},
     pages = {117--129},
     publisher = {mathdoc},
     volume = {97},
     number = {1},
     year = {2003},
     doi = {10.4064/cm97-1-11},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm97-1-11/}
}