1. Adiba ME, Chupin JC, Demolombe R, Bihan JL, Gardarin G, “Issues in distributed database management systems: a technical overview”, Proc. 3rd VLDB Conference, Tokyo, 1977, 89–110
2. Apers PMG, Hevner AR, Yao SB, “Optimization algorithms for distributed queries”, IEEE Transactions on Software Engineering, SE-9,1, January 1983, 57–68
3. Bernstein PA, Chiù DM, “Using semi-joins to solve relational queries”, Journal of the ACM, 28,1, January 1981, 25–40
4. Bernstein PA, Goodman N, “Full reducers for relational queries using multi-attribute semi-joins”, Center for Research in Computing Technology, Harvard University, 1979
5. Black PA, Luk WS, “A new heuristic for generating semi-join programs for distributed query processing”, IEEE COMPSAC, 1982, 581–588