00710nam0-22002651i-450-990001200070403321000120007FED01000120007(Aleph)000120007FED0100012000720000920d--------km-y0itay50------baengSparse Matricesde TEWARSON R.P.New York [etc.]Academic PressMathematics in science and engineeringvol. 99Tewarson,Reginald P.43625ITUNINARICAUNIMARCBK990001200070403321C-26-(9913921MA1MA1Sparse Matrices339875UNINAING01