@book{ BA06301229, author = "Ephremides, Anthony and Thomas, John B.", title = "Multiplicity theory and canonical decompositons", publisher = "Dowden, Hutchinson & Ross", year = "1973", series = "Benchmark papers in electrical engineering and computer science", number = ". Random processes / edited by Anthony Ephremides and John B. Thomas ; [1]", URL = "https://ci.nii.ac.jp/ncid/BA06301229" }