TY  - BOOK
AU  - CHEN,PETER P (ED), SPROWLS,R CLAY (ED)
TI  - PROCEEDINGS ACM SIGMOD 1980: INTERNATIONAL CONFERENCE ON MANAGEMENT OF DATA
SN  - NCST
U1  - 774 
PY  - 1980///
CY  - NEW YORK
PB  - ACM
ER  -