International conference on statistical and scientific database management :Charlotte & Michalewicz, Z. Statistical and scientific database management: Fifth international conference, V SSDBM, Charlotte, N.C., USA, April 3-5, 1990 : proceedings. Springer.
Lua i Stíl Chicago (17ú heag.)International conference on statistical and scientific database management :Charlotte agus Zbigniew Michalewicz. Statistical and Scientific Database Management: Fifth International Conference, V SSDBM, Charlotte, N.C., USA, April 3-5, 1990 : Proceedings. Berlin [etc.]: Springer.
Lua MLA (8ú heag.)International conference on statistical and scientific database management :Charlotte agus Zbigniew Michalewicz. Statistical and Scientific Database Management: Fifth International Conference, V SSDBM, Charlotte, N.C., USA, April 3-5, 1990 : Proceedings. Springer.