TY  - BOOK
AU  - Tewarson Reginald P
TI  - Sparse matrices
T2  - Mathematics in Science and Engineering a Series and Engineering, a Series of Monographs and Textbooks. Ed by Richard Belman 99
U1  - B245, L3 
PY  - 1973///
CY  - NY
PB  - Academic Press         
N1  - Bibliography P 141-51
ER  -