PublicationTrans. Am. Math. Soc.Papermartingales in a σ-finite measure space indexed by directed setsTrans. Am. Math. Soc.Download paperAbstractNo abstract available.Home↳ PublicationsDate01 Jan 1960PublicationTrans. Am. Math. Soc.AuthorsY.S. ChowIBM-affiliated at time of publicationTopicsMathematical SciencesResourcesPublicationShare