Modelling approach for distributed data bases
1978 ◽
pp. 319-341
1990 ◽
Vol 23
(4)
◽
pp. 1-7
◽
1983 ◽
Vol 25
(3)
◽
pp. 292
1976 ◽
Vol 2
(3)
◽
pp. 293-297
◽
1977 ◽
Vol 15
(1)
◽
pp. 22-36
◽