TY - GEN AU - Rose, Donald J. AU - Willoughby, A. ED - Symposium on Matices and TheirApplications TI - Sparse matrives ans their applications: edited by Donald J. Rose and Ralph A. Willoughbyxii SN - 00306305879 U1 - 512.943 PY - 1972/// CY - New York PB - Plenum Press KW - Matrices ER -