TY  - SER
AU  - 
TI  - Discrete mathematics
SN  - 9780070669123
SN  - 1872-681X
AV  - QA1 
CY  - Amsterdam
PB  - Elsevier Science B.V. (North-Holland)
KW  - Computer science
KW  - Mathematics
KW  - Periodicals
N1  - Some nos. issued in combined form
ER  -