TY  - BOOK
AU  - Brualdi Richard A and REFs Ed.
TI  - Combinatorial and graph-theoretical problems in linear algebra
T2  - IMA volumes in mathematics and its applications; 50
U1  - B25,1, N3 
PY  - 1993///
CY  - New York    
PB  -  Springer Verlag       
ER  -