Anderson, B. D.Newcomb, R. W.Zuidweg, J. K.2026-01-022026-01-020018-9324ORCID:/0000-0002-1493-4774/work/174739847https://hdl.handle.net/1885/7338029932enOn the Existence of H Matrices196610.1109/TCT.1966.108253777952715546