@article{10_4064_sm_114_1_71_85,
     author = {F. Blanchard},
     title = {Relatively perfect \ensuremath{\sigma}-algebras for flows},
     journal = {Studia Mathematica},
     pages = {71--85},
     publisher = {mathdoc},
     volume = {114},
     number = {1},
     year = {1995},
     doi = {10.4064/sm-114-1-71-85},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-114-1-71-85/}
}