@article{10_4064_sm_53_2_129_134,
     author = {Ryotaro Sato},
     title = {Invariant measures for semigroups},
     journal = {Studia Mathematica},
     pages = {129--134},
     year = {1975},
     volume = {53},
     number = {2},
     doi = {10.4064/sm-53-2-129-134},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-53-2-129-134/}
}