@article{MOMA_1972__76_177580,
     author = {Klaus Sturany},
     title = {Einige {Konvergenzprobleme} bei {Folgen} von {Martingalen.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {55--65},
     publisher = {mathdoc},
     volume = {76},
     year = {1972},
     zbl = {0243.60030},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1972__76_177580/}
}